BOOKHAM, INC.
EX-10.3
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<TYPE>EX-10.3
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<FILENAME>a05-2795_1ex10d3.htm
<DESCRIPTION>EX-10.3
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<p align="right" style="margin:0in 0in .0001pt;text-align:right;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">Exhibit
10.3</font></b></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">AMENDED
AND RESTATED</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><b><font size="2" face="Times New Roman" style="font-size:10.0pt;font-weight:bold;">SERIES
B-1 NOTE</font></b></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">THE SECURITY REPRESENTED BY THIS INSTRUMENT HAS NOT BEEN REGISTERED
UNDER ANY APPLICABLE SECURITIES LAW.&#160;
THIS SECURITY CANNOT BE SOLD OR OTHERWISE TRANSFERRED UNLESS IT IS
REGISTERED UNDER THE U.S. SECURITIES ACT OF 1933 OR THE BORROWER IS FURNISHED
WITH AN ACCEPTABLE OPINION OF COUNSEL THAT AN EXEMPTION FROM REGISTRATION IS
AVAILABLE.</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">THIS NOTE HAS NOT BEEN QUALIFIED BY THE FILING OF A PROSPECTUS UNDER
APPLICABLE CANADIAN SECURITIES LAWS.&#160; BY
ITS ACCEPTANCE OF THIS NOTE, THE HOLDER REPRESENTS THAT IT IS AN ACCREDITED
INVESTOR, AS SUCH TERM IS DEFINED IN ONTARIO SECURITIES COMMISSION RULE 45-501,
AND AGREES THAT THIS NOTE IS NOT BEING ACQUIRED WITH A VIEW TO DISTRIBUTION.</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Series B-1 Senior Secured Note Due
2006</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="367" valign="top" style="padding:0in 0in 0in 0in;width:275.4pt;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">U.S.$30,000,000.00</font></p>
  </td>
  <td width="367" valign="top" style="padding:0in 0in 0in 0in;width:275.4pt;">
  <p align="right" style="margin:0in 0in .0001pt;text-align:right;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">November&nbsp;8,
  2002</font></p>
  </td>
 </tr>
</table>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;1.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>General</u>.</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(a)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Bookham Technology
plc, a public limited company incorporated under the laws of England and Wales
(the &#147;Borrower&#148;), for value received, hereby promises to pay, subject to the
further provisions hereof, to Nortel Networks UK Limited (the &#147;Lender&#148;), the
principal amount of THIRTY MILLION U.S. DOLLARS (U.S.$30,000,000.00), as such
principal amount may be reduced by prepayments pursuant to Section&nbsp;3 and Section&nbsp;4
of this Note (as defined below), on November&nbsp;8, 2006 (such date, the &#147;Maturity
Date&#148;), on presentation and surrender of this Note to the Borrower, in such
coin or currency of the United States of America as at the time of payment
shall be legal tender therein for the payment of public and private debts.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(b)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>The Borrower further
agrees to pay interest on the outstanding principal amount hereof from time to
time from the date hereof at the Interest Rate (as defined below), payable in
arrears on each Interest Payment Date (as defined below) and on the Maturity
Date.&#160; Interest shall be calculated on
the basis of a 360-day year of twelve 30-day months.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(c)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>The Lender shall act
on behalf of and as agent for all present and future Holders (as defined below)
and shall exclusively exercise or enforce any and all rights, powers,
privileges and remedies hereunder.&#160; If
the Holder is not the Lender, the Borrower and the Guarantors shall satisfy any
requirement hereunder to deliver to the Holder any notice or payment by
delivering such notice or payment to the Lender rather than the Holder.</h2>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

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<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;2.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>Security
Interest, Retention of Title and Limitation on Liens</u>.</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(a)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>As security for the
Indebtedness (as defined below), and as security for the agreements and other
obligations of the Borrower and the Guarantors (as defined below) hereunder and
in order to secure the full and punctual payment of their respective
obligations hereunder in accordance with the terms set forth herein, (i) the
Borrower has pledged, and Bookham, Inc. has caused certain of its Subsidiaries
to pledge, and the Borrower will pledge and Bookham, Inc. will cause certain of
its Subsidiaries to pledge, the Collateral (as defined below) pursuant to the
Security Agreements and the documents delivered pursuant thereto and pursuant to
certain other documents delivered or to be delivered, as applicable, pursuant
to the Restructuring Agreement, and (ii) the Seller (as defined in the
Acquisition Agreement) and its Subsidiaries have retained title to certain of
the Assets (as defined in the Acquisition Agreement) pursuant to the Bill of
Sale, dated as of November&nbsp;8, 2002 delivered by Seller and certain of its
Subsidiaries to Bookham (Switzerland) AG (as such title retention arrangements
have been modified by certain documents and agreements delivered or to be
delivered, as applicable, pursuant to the Restructuring Agreement).</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(b)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>None of the Borrower
and the Guarantors shall (and none of them shall permit any of its Subsidiaries
to) create, incur, assume or permit to exist any Lien on any of the Collateral,
except for Permitted Liens.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;3.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>Voluntary
Prepayment</u>.</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">This Note shall be prepayable, at the option
of the Borrower, in whole or in part, on one or more occasions, on not less
than two (2) Business Days (as defined below) and not more than twenty (20)
calendar days prior written notice to the Holder, at a price in cash equal to
100% of the outstanding principal amount to be prepaid, plus accrued and unpaid
interest to such prepayment date.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;4.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>Mandatory
Prepayment</u>.</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(a)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Within one (1)
Business Day after the consummation of any Qualified Financing (as defined
below), the Borrower shall prepay in cash on a pro rata basis by wire transfer
of immediately available funds the outstanding obligations under the Series B-1
Note in an amount equal to 20% of the Net Proceeds (as defined below) of such
Qualified Financing to the extent such Net Proceeds constitute all or part of
the Initial Net Proceeds (as defined below).</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(b)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Within one (1)
Business Day after the consummation of any Qualified Financing, the Borrower
shall prepay in cash on a pro rata basis by wire transfer of immediately
available funds the outstanding obligations under the Series B-1 Note in an
amount equal to 40% of the Net Proceeds of such Qualified Financing to the
extent such Net Proceeds constitute all or part of the Subsequent Net Proceeds
(as defined below).</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(c)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Within one (1)
Business Day after the consummation of any sale, distribution, assignment,
lease, transfer or other disposition in violation of Section&nbsp;7(d), the
Borrower shall prepay on a pro rata basis by wire transfer of immediately
available funds the outstanding obligations under the Series B-1 Note in an
amount equal to the Net Proceeds of such sale, distribution, assignment, lease,
transfer or other disposition</h2>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">2</font></p>

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<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(d)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Within one (1)
Business Day after a Change of Control (as defined below) of Bookham, Inc., the
Borrower shall prepay the Series B-1 Note in full at a price in cash equal to
100% of the outstanding principal amount, plus accrued and unpaid interest to
such prepayment date.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;5.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>Replacement
of Note</u>.</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">At the request of the Holder upon receipt by
the Borrower of evidence satisfactory to it of the loss, theft, destruction or
mutilation of this Note and, in case of loss, theft or destruction, of
indemnity reasonably satisfactory to it, or, in the case of mutilation, upon
surrender and cancellation of this Note, and in all cases upon reimbursement to
the Borrower of all reasonable expenses incidental thereto, the Borrower and
the Guarantors shall make and deliver to the Holder a replacement Note of like
tenor in lieu of this Note.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;6.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>Amendments,
Modifications and Waivers</u>.</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">No covenant, agreement or condition contained
in this Note may be amended or modified and no right hereunder may be waived
(either generally or in a particular instance and either retroactively or
prospectively) other than by a written instrument or agreement executed by the
Holder and the Borrower.&#160; Any such amendment,
modification or waiver shall be binding upon each present and future holder of
this Note and upon the Borrower.&#160; Upon
the request of the Borrower, the Holder shall submit this Note to the Borrower
so that this Note be marked to indicate such amendment, modification or waiver,
and any Note issued thereafter shall bear a similar notation referring to any
such amendment, modification or continuing waiver.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;7.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>Existence;
Conduct of Business; Report on Cash Balance and Forecast of Cash Flows; Sales
of Assets; Confidentiality; Trading in Securities</u>.</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(a)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Each of the Borrower
and the Guarantors shall do or cause to be done all things necessary to
preserve, renew and keep in full force and effect its legal existence and the
rights, contracts, licenses, permits, privileges, franchises, patents,
copyrights, trademarks and trade names that are, in the Borrower&#146;s reasonable
judgment, material to the conduct of its business.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(b)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Provided that from
time to time the Holder may instruct the Borrower to discontinue the delivery
of reports pursuant to this Section&nbsp;7(b), Bookham, Inc. shall deliver the
following reports to the Holder via email to paolini@nortelnetworks.com and via
facsimile at 905-863-8261 (or such other email address or facsimile number as the
Holder shall designate in writing):</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h3 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(i)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>By Tuesday of the
following calendar week, for each calendar week ending after the date of this
Note, Bookham, Inc. shall provide the Holder with a report, on a consolidated
basis, of the amount of Bank Cash (as defined below), as of the end of the day
on Friday of such calendar week.</h3>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman">&nbsp;</font></h3>

<h3 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(ii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>By the 10th day of
each calendar month ending after the date of this Note, Bookham, Inc. shall
provide the Holder with a report stating the Cash Balance (as defined below) of
Bookham, Inc. and its Subsidiaries, on a consolidated basis, as of the end of</h3>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">3</font></p>

<div style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">

<hr size="2" width="100%" noshade color="gray" align="left">

</font></div>

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<div style="font-family:Times New Roman;">

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">the prior calendar month (or the nearest Business Day thereafter if the
end of the calendar month is not a Business Day).</font></h3>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman">&nbsp;</font></h3>

<h3 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(iii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>By the 25th day of each
calendar month ending after the date of this Note, Bookham, Inc. shall provide
the Holder with a report stating the Cash Balance of the Borrower and its
Subsidiaries, on a consolidated basis, as of the 15th day of the then current
calendar month or, if the 15th day is not a Friday, the nearest Friday to the
15th day.</h3>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman">&nbsp;</font></h3>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(c)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Within 15 Business
Days of the end of each calendar month ending after the date of this Note,
Bookham, Inc. shall provide the Holder with (i) a statement of operations,
balance sheet and statement of cashflows prepared in accordance with Bookham,
Inc.&#146;s internal format for Bookham, Inc. and its Subsidiaries, on a
consolidated basis, for the previous calendar month and (ii) a financial
forecast of Bookham, Inc. and its Subsidiaries, on a consolidated basis, for
the current quarter and for the four subsequent quarters, consisting of a
statement of operations, balance sheet and statement of cashflows prepared in
accordance with Bookham, Inc.&#146;s internal format, as well as qualitative
analysis of such forecasts and any changes from prior forecasts provided to the
Holder in accordance with this Section&nbsp;7(c); provided, however, that from
time to time the Holder may instruct the Borrower to discontinue the delivery
of reports pursuant to this Section&nbsp;7(c).</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(d)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Neither the Borrower
nor any Guarantor shall distribute, sell, assign, transfer or otherwise dispose
of any Collateral without the prior written consent of the Holder while the
Guaranteed Obligations are outstanding, except for the disposition of equipment
having a fair market value not to exceed $5,000,000 in the aggregate.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(e)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>The Holder and its
Representatives shall hold in confidence, and shall not disclose to any person
outside its organization, any of the information provided by Bookham, Inc.
pursuant to Section&nbsp;7(b) or Section&nbsp;7(c) without the prior written
consent of Bookham, Inc..&#160; The Holder
shall disclose such information only to persons within its organization who
have a need to know such information in the course of the performance of their
duties.&#160; The Holder will promptly report
to Bookham, Inc. any actual violation of the terms of this Section&nbsp;7(e)
and will take all reasonable further steps requested by Bookham, Inc. to
prevent, control or remedy any such violation.&#160;
The obligations of the Holder in this Section&nbsp;7(e) shall not apply,
and the Holder shall have no further obligations, with respect to (i) any
information that is known to the Holder prior to the date of disclosure of such
information pursuant to Sections 7(b) or 7(c) hereof or is publicly available
when provided or that thereafter becomes publicly available other than through
a breach by the Holder of this Section&nbsp;7(e), or (ii) any information that
the Holder or its Representatives are required to disclose to or by a court,
governmental or regulatory agency, stock exchange or similar body, or as
otherwise required by applicable law, provided that the Holder exercises its
reasonable efforts to preserve the confidentiality of the information, including,
without limitation, by cooperating with Bookham, Inc. to obtain an appropriate
protective order or other reliable assurance that confidential treatment will
be accorded the information by the person or entity receiving such information.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(f)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>The Holder
acknowledges that it is aware applicable securities laws prohibit any person
who is aware of material, non-public information about a company obtained
directly or indirectly from that company from purchasing or selling securities
of such company</h2>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">4</font></p>

<div style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">

<hr size="2" width="100%" noshade color="gray" align="left">

</font></div>

</div>
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<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">or from communicating such information to any other person under
circumstances in which it is reasonably foreseeable that such person is likely
to purchase or sell such securities and agrees that it will not do so while in
possession of any material nonpublic information about Bookham, Inc..</font></h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;8.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>Guarantees</u>.</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(a)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Each Guarantor hereby
jointly and severally unconditionally guarantees, as a primary obligor and not
merely as a surety, to the Holder the full and punctual payment when due,
whether at the Maturity Date, by acceleration, by prepayment or otherwise, of
all obligations of the Borrower under this Note, whether for payment of
principal or interest (including interest accruing during the pendency of any
bankruptcy, insolvency, receivership or other similar proceeding, regardless of
whether allowed or allowable in such proceeding) in respect of the Note and all
other monetary obligations of the Borrower under this Note, whether for fees,
expenses, indemnification or otherwise (all the foregoing being hereinafter
collectively called the &#147;Guaranteed Obligations&#148;).&#160; Each Guarantor further agrees that the
Guaranteed Obligations may be extended or renewed, in whole or in part,
pursuant to the terms of Section&nbsp;6, without notice to or further assent
from each such Guarantor, and that each such Guarantor shall remain bound under
this Section&nbsp;8 notwithstanding any extension or renewal of any Guaranteed
Obligation.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(b)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Each Guarantor waives
presentation to, demand of payment from and protest to the Borrower of any of
the Guaranteed Obligations and also waives notice of acceptance of its
guarantee and notice of protest for nonpayment.&#160;
Each Guarantor waives notice of any default under this Note.&#160; The obligations of each Guarantor hereunder
shall not be affected by (i) the failure of the Holder to assert any claim or
demand or to enforce any right or remedy against the Borrower or any other
Person (as defined below) under this Note or any other agreement or otherwise;
(ii) any extension of the repayment terms of the Guaranteed Obligations; (iii)
any rescission, waiver, amendment or modification of any of the terms or
provisions of this Note or any other agreement; (iv) the failure to perfect any
security interest in, or the release of, any security held by the Holder for
the Guaranteed Obligations or any of them; or (v) the failure of the Holder to
exercise any right or remedy against any other Guarantor.&#160; In the event that there is a Change in
Control with respect to any Guarantor, all obligations of such Guarantor
hereunder shall be relieved in full and such Guarantor shall cease to be
subject to any obligation hereunder or to be deemed a &#147;Guarantor&#148; upon the
effectiveness of such Change in Control.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(c)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Each Guarantor hereby
waives any right to which it may be entitled to have its obligations hereunder
divided among the Guarantors, such that such Guarantor&#146;s obligations would be
less than the full amount claimed.&#160; Each
Guarantor hereby waives any right to which it may be entitled to have the
assets of the Borrower first be used and depleted as payment of the Borrower&#146;s
or such Guarantor&#146;s obligations hereunder prior to any amounts being claimed
from or paid by such Guarantor hereunder.&#160;
Each Guarantor hereby waives any right to which it may be entitled to
require that the Borrower be sued prior to an action being initiated against
such Guarantor.</h2>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">5</font></p>

<div style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">

<hr size="2" width="100%" noshade color="gray" align="left">

</font></div>

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<div style="font-family:Times New Roman;">

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(d)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Each Guarantor further
agrees that its guarantee herein constitutes a guarantee of payment when due
(and not a guarantee of collection) and waives any right to require that any
resort be had by the Holder to any security held for payment of the Guaranteed
Obligations.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(e)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>The obligations of
each Guarantor hereunder shall not be subject to any reduction, limitation,
impairment or termination for any reason (other than payment of the Guaranteed
Obligations in full), including any claim of waiver, release, surrender,
alteration or compromise of any Guaranteed Obligation, and shall not be subject
to any defense of setoff, counterclaim, recoupment or termination whatsoever or
by reason of the invalidity, illegality or unenforceability of the Guaranteed
Obligations or otherwise.&#160; Without limiting
the generality of the foregoing, the obligations of each Guarantor herein shall
not be discharged or impaired or otherwise affected by the failure of the
Holder to assert any claim or demand or to enforce any remedy under this Note
or any other agreement, by any waiver or modification of any provision thereof
by any default, failure or delay, willful or otherwise, in the performance of
the Guaranteed Obligations, or by any other act or omission or delay to do any
other act that may or might in any manner or to any extent vary the risk of any
Guarantor or that would otherwise operate as a discharge of any Guarantor as a
matter of law or equity.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(f)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Each Guarantor
agrees that its guarantee shall remain in full force and effect until payment
in full of all the Guaranteed Obligations.&#160;
Each Guarantor further agrees that its guarantee herein shall continue
to be effective or be reinstated, as the case may be, if at any time payment,
or any part thereof, of principal of or interest on any Guaranteed Obligation
is rescinded or must otherwise be restored by the Holder upon the bankruptcy or
reorganization of the Borrower or otherwise.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(g)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>In furtherance of the
foregoing and not in limitation of any other right which the Holder has at law
or in equity against any Guarantor by virtue hereof, upon the failure of the
Borrower to pay the Guaranteed Obligation when and as the same shall become
due, whether at maturity, by acceleration, by prepayment or otherwise, each
Guarantor hereby promises to and shall, upon receipt of written demand by the
Holder, forthwith pay, or cause to be paid, in cash, to the Holder an amount
equal to the sum of (i) the unpaid amount of such Guaranteed Obligations and
(ii) accrued and unpaid interest on such Guaranteed Obligations then due and
owing (but only to the extent not prohibited by law).</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(h)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Each Guarantor agrees
that it shall not be entitled to any right of subrogation in relation to the
Holder in respect of any Guaranteed Obligations guaranteed hereby until payment
in full of all Guaranteed Obligations.&#160;
Each Guarantor further agrees that, as between it and the Holder, (i)
the maturity of the Guaranteed Obligations guaranteed hereby may be accelerated
as provided in Section&nbsp;9 for the purposes of any guarantee herein,
notwithstanding any stay, injunction or other prohibition preventing such
acceleration in respect of the Guaranteed Obligations guaranteed hereby, and
(ii) in the event of any declaration of acceleration of such Guaranteed
Obligations as provided in Section&nbsp;10, such Guaranteed Obligations
(whether or not due and payable) shall forthwith become due and payable by such
Guarantor for the purposes of this Section&nbsp;8.</h2>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">6</font></p>

<div style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">

<hr size="2" width="100%" noshade color="gray" align="left">

</font></div>

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<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(i)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Each Guarantor
also agrees to pay any and all costs and expenses (including reasonable attorneys&#146;
fees and expenses) incurred by the Holder in enforcing any rights under this Section&nbsp;8.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(j)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Bookham, Inc.
shall cause each of its Subsidiaries that (i) has not executed and delivered
this Note &#147;as Guarantor&#148; and (ii) is or becomes a Principal Borrower Subsidiary
to execute and deliver such instruments and do such acts as may be necessary
for such Principal Borrower Subsidiary to become a Guarantor under this Section&nbsp;8.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(k)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Upon request of the
Holder, each Guarantor shall execute and deliver such further instruments and
do such further acts as may be reasonably necessary or proper to carry out more
effectively the purpose of this Note.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(l)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>In the case of any
payments made by a Guarantor pursuant to this Section&nbsp;8, the following
shall apply:</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h3 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(i)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>All such payments
shall be made to the Holder without withholding or deduction for, or on account
of, Taxes (other than those withholdings or deductions to which payments by the
Borrower are subject).&#160; In the event any
withholding or deduction for Taxes is required by law or by the interpretation
or administration thereof by the relevant governmental authority, such
Guarantor shall pay such additional amounts as may be necessary in order that
the net amounts received by the Holder after such withholding or deduction may
not be less than the net amount that would have been received by the Holder
from the Borrower.</h3>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman">&nbsp;</font></h3>

<h3 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(ii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>If the Holder is
entitled to claim an exemption from, or a reduction of, any withholding or
deduction for or on account of Taxes under any applicable law or treaty, the
Holder hereby covenants and agrees that it will take all reasonably necessary
steps to secure the benefit of such exemption or reduction.&#160; Further, if the Holder is entitled to claim a
refund of any withholding or deduction of or on account of Taxes under any
applicable law or treaty, the Holder hereby covenants and agrees that it will
take all reasonably necessary steps to secure such refund, and (to the extent
that such Guarantor has made a payment of an additional amount pursuant to this
Section&nbsp;8(l)) account for such refund to such Guarantor.</h3>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman">&nbsp;</font></h3>

<h3 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(iii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>If (and for so long as)
the Holder fails to satisfy its obligations under clause (ii) of this Section&nbsp;8(l),
such Guarantor shall not be required to make any payments under this Section&nbsp;8
to the extent that such payments could have been avoided if the Holder had
complied with its obligations under clause (ii) of this Section&nbsp;8(l).&#160; For example (and solely for purposes of
illustration), if payments by such Guarantor are subject to a withholding tax
of 15%, but under the applicable tax treaty the Holder is entitled to claim a
reduction of withholding tax from 15% to 10%, then, if the Holder fails to
comply with its obligations under clause (ii) of this Section&nbsp;8(l), such
Guarantor shall be obligated to make payments under clause (i) of this Section&nbsp;8(l)
on the reduced 10% withholding tax and shall have no obligation under clause
(i) of this Section&nbsp;8(l) with respect to the 5% withholding tax that could
have been avoided if the Holder had complied with its obligations under clause
(ii) of this Section&nbsp;8(l).</h3>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">7</font></p>

<div style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">

<hr size="2" width="100%" noshade color="gray" align="left">

</font></div>

</div>
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<div style="font-family:Times New Roman;">

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;9.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>Events
of Default</u>.</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(a)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>An &#147;<u>Event of
Default</u>&#148; occurs if:</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h3 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(i)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>any default shall
be made in the payment of the principal of or cash interest on the Series B-1
Note, when and as the same shall become due and payable, whether at the due
date thereof, upon acceleration thereof or otherwise;</h3>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman">&nbsp;</font></h3>

<h3 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(ii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>any event or
condition occurs that results in any Material Indebtedness becoming due prior
to its scheduled maturity; provided that this clause (ii) shall not apply in
the case of (A) voluntary or mandatory prepayments under the Series A-2 Note or
the Series B-1 Note that are paid in full when due or (B) any secured
Indebtedness that becomes due as a result of the voluntary sale or transfer of
the property or assets securing such Indebtedness;</h3>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman">&nbsp;</font></h3>

<h3 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(iii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>an Event of Default (as
defined in the Series A-2 Note) occurs with respect to the Series A-2 Note;</h3>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman">&nbsp;</font></h3>

<h3 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(iv)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Bookham, Inc. or any of
its Subsidiaries defaults in any material respect in its obligations hereunder
(other than any obligations for the payment of principal or interest) or in any
of the Security Agreements, the Restructuring Agreement or the agreements
delivered pursuant thereto; provided that such default shall not have been
cured within twenty (20) Business Days after written notice of such default;</h3>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman">&nbsp;</font></h3>

<h3 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(v)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Bookham, Inc. or the
Borrower becomes subject to a Bankruptcy Event;</h3>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman">&nbsp;</font></h3>

<h3 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(vi)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>(A) except as permitted
by this Note, any of the Security Agreements or other documents delivered
pursuant thereto or pursuant to any other documents delivered or to be
delivered, as applicable, pursuant to the Restructuring Agreement shall be held
in any judicial proceeding to be unenforceable or invalid, or shall cease for
any reason to be in full force and effect and such default continues for twenty
(20) Business Days after written notice, or (B) the Borrower or any Guarantor,
or anyone acting on behalf of the Borrower or any Guarantor, shall deny or
disaffirm its obligations under any of the Security Agreements or other
documents delivered pursuant thereto or pursuant to any other documents
delivered or to be delivered, as applicable, pursuant to the Restructuring
Agreement;</h3>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman">&nbsp;</font></h3>

<h3 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(vii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Bookham, Inc. and its
Subsidiaries, on a consolidated basis, fail to maintain a Cash Balance of at
least U.S.$25,000,000, as reported pursuant to Section&nbsp;7(b)(ii) or Section&nbsp;7(b)(iii),
and Bookham, Inc. receives written notice from the Holder of such failure;</h3>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman">&nbsp;</font></h3>

<h3 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(viii)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Bookham, Inc. fails to provide
the information required by Section&nbsp;7(b)(ii) or Section&nbsp;7(b)(iii)
within the time periods set forth in such sections; provided that Bookham, Inc.
may cure such default by providing the information required by Section&nbsp;7(b)(ii)
or Section&nbsp;7(b)(iii), as applicable, within 3 calendar days of such
default if the most recent report delivered by Bookham, Inc. pursuant to Section&nbsp;7(b)(i)
both (A) was delivered within the time period set forth in such section&nbsp;and
(B) reported an amount of Bank Cash in excess of U.S.$35,000,000;</h3>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman">&nbsp;</font></h3>

<h3 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(ix)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Bookham, Inc. fails to
provide the information required by Section&nbsp;7(c) within the time period
set forth in such section; provided that Bookham, Inc. may cure such</h3>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">8</font></p>

<div style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">

<hr size="2" width="100%" noshade color="gray" align="left">

</font></div>

</div>
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<div style="font-family:Times New Roman;">

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">default by providing the information required by Section&nbsp;7(c)
within 10 calendar days of such default.</font></h3>

<h3 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.5in;"><font size="2" face="Times New Roman">&nbsp;</font></h3>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(b)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>If an Event of Default
occurs, then the Holder of this Note may, by written notice to the Borrower,
declare this Note to be forthwith due and payable, whereupon this Note shall
become forthwith due and payable, both as to principal and interest, without
presentment, demand, protest, or other notice of any kind, all of which are
hereby expressly waived.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;10.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>Notices
of Material Events</u>.</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(a)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>The Borrower shall
furnish the Holder written notice of the occurrence of any Event of Default or
any development or circumstance that has, or could reasonably be expected to
have, a Borrower Material Adverse Effect (as defined below) promptly upon the
Borrower&#146;s obtaining knowledge thereof.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h2 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">(b)</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font>Each notice delivered
under this Section&nbsp;10 shall be accompanied by a statement of an executive
officer of the Borrower setting forth the details of the event, development or
circumstance requiring such notice and any action taken or proposed to be taken
with respect thereto.</h2>

<h2 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h2>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;11.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>Extension
of Maturity</u>.</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Should the principal of and interest on this
Note become due and payable on other than a Business Day, the maturity hereof
shall be extended to the next succeeding Business Day, and interest shall be
payable at the rate per annum herein specified during such extension.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;12.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>Successors
and Assigns</u>.</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The provisions of this Note shall be binding
upon and inure to the benefit of the Borrower and the Guarantors and their
respective successors and permitted assigns and the Holder of this Note and its
successors and assigns.&#160; None of the
obligations of the Borrower or any Guarantor hereunder may be assigned without
the prior written consent of the Holder.&#160;
Subject to applicable federal and state securities Laws, this Note is
transferable and assignable by the Holder (or its successor) only to a
Subsidiary of the Holder (or back to the Holder).&#160; Any transfer of this Note may be made only
upon surrender of the original Note for registration of transfer, duly
endorsed, or accompanied by a duly executed written instrument of transfer.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;13.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>No
Waiver</u>.</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Neither a failure nor a delay on the part of
the Holder in exercising any right, power or privilege under this Note shall operate
as a waiver thereof, nor shall a single or partial exercise thereof preclude
any other or further exercise of any right, power or privilege.&#160; The rights, remedies and benefits of the
Holder herein expressly specified are cumulative and not exclusive of any other
rights remedies or benefits which either may have under this Note at law, in
equity, by statute or otherwise.</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">9</font></p>

<div style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">

<hr size="2" width="100%" noshade color="gray" align="left">

</font></div>

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<div style="font-family:Times New Roman;">

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;14.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>Governing
Law</u>.</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">THIS NOTE SHALL BE GOVERNED BY, AND CONSTRUED
IN ACCORDANCE WITH, THE LAWS OF THE STATE OF NEW YORK.&#160; This Note was negotiated and executed in the
State and County of New York.&#160; All
actions, suits and proceedings arising out of relating to this Note shall be
heard and determined exclusively in a New York state or federal court sitting
in the County of New York, and the Holder, the Borrower and the Guarantors
hereby irrevocably submit to the exclusive jurisdiction of such courts in any
such action or proceeding and irrevocably agree to the laying of venue in such
courts and waive the defense of an inconvenient forum to the maintenance of any
such action, suit or proceeding.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;15.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>Titles
and Subtitles</u>.</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">The titles and subtitles used in this Note
are used for convenience only and are not to be considered in construing or
interpreting this Note.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<h1 style="font-size:10.0pt;font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">Section&nbsp;16.</font><font size="1" style="font-size:3.0pt;">&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160;&#160; </font><u>Definitions</u>.&#160; All accounting and financial terms not
defined herein shall be construed in accordance with U.S. generally accepted
accounting principles, as in effect from time to time.&#160; In addition, as used in this Note, unless
otherwise specified, the following terms have the meanings specified below:</h1>

<h1 style="font-weight:normal;margin:0in 0in .0001pt;text-autospace:none;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></h1>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Acquisition Agreement</u>&#148; means the
Acquisition Agreement between Nortel Networks Corporation and the Borrower
dated as of October&nbsp;7, 2002 (as amended through the date hereof).</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Bank Cash</u>&#148; means cash held in any
deposit account in the name of Bookham, Inc. or any of its Subsidiaries.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Bankruptcy Event</u>&#148; has the meaning set
forth in the Acquisition Agreement.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Borrower</u>&#148; has the meaning set forth
in Section&nbsp;1(a).</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Borrower Material Adverse Effect</u>&#148;
means any long-term or short-term effect that is or is reasonably likely to be
materially adverse to (i) the business, results of operations, assets,
liabilities or condition (financial or otherwise) of the Borrower and its
Subsidiaries, taken as a whole, or (ii) the ability of the Borrower and its
Subsidiaries to perform their respective obligations under the Security
Documents and the Supply Agreement between the Borrower and Nortel Networks
Corporation dated as of the date hereof, but in each case shall not include any
effect arising out of or resulting from (A) a change in general economic or
financial conditions (provided that such changes do not affect the Borrower and
its Subsidiaries, taken as a whole, in a materially disproportionate manner in
comparison to other companies engaged in the same industry) or (B) a change,
condition or circumstance in the industry in which the Borrower and its
Subsidiaries operate (<u>provided</u> that such changes do not affect the Borrower
and its Subsidiaries, taken as a whole, in a materially disproportionate manner
in comparison to other companies engaged in the same industry); <u>provided</u>,
<u>however</u>, that (1) any decrease in the market price or trading volume of
the Borrower&#146;s securities or any shareholder litigation resulting therefrom
shall not, in and of itself, constitute a Borrower Material Adverse Effect and
(2) the</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">10</font></p>

<div style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">

<hr size="2" width="100%" noshade color="gray" align="left">

</font></div>

</div>
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<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">failure of the Borrower to achieve internal or external financial
forecasts or projections shall not, in and of itself, constitute a Borrower
Material Adverse Effect.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Business Day</u>&#148; means any day that is
not a Saturday, Sunday or other day on which banks are required or authorized
by law to be closed in New York, New York; London, England or Toronto, Ontario,
Canada.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Cash Balance</u>&#148; of any party as of a
reference date means the amount of Bank Cash, marketable securities and other
cash equivalents of such party as of the reference date (which, for the
avoidance of doubt, shall be less any bank checks issued and not cleared as of
such reference date).</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Change of Control</u>&#148; has the meaning
set forth in the Acquisition Agreement.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Collateral</u>&#148; means all of the
collateral described in the Security Agreements and the documents delivered
pursuant thereto and pursuant to certain other documents delivered or to be
delivered, as applicable, pursuant to the Restructuring Agreement.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Control</u>&#148; or &#147;<u>Controlled</u>&#148;
means, as to any Person, the power to direct or cause the direction of the
management and policies of such Person, whether through the ownership of voting
securities, by contract or otherwise.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Equity Interest</u>&#148; of any Person means
any and all common stock, preferred stock and any other class of capital stock
of, and any partnership or limited liability company interests in, such Person
or any other similar interests in such Person if such Person is not a
corporation, partnership or limited liability company and includes any interest
that is convertible into or exchangeable or exercisable for any Equity Interest
and any other right to acquire any Equity Interest.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Event of Default</u>&#148; has the meaning set
forth in Section&nbsp;9(a).</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Guaranteed Obligations</u>&#148; has the
meaning set forth in Section&nbsp;8.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Guarantors</u>&#148; means (i) subject to the
last sentence of Section&nbsp;8(b), those Subsidiaries of Bookham, Inc. that
have executed and delivered this Note on the date hereof &#147;as Guarantor&#148; and
(ii) such other Subsidiaries of Bookham, Inc. that have guaranteed the Series
B-1 Note pursuant to Section&nbsp;8(j).</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Highest Lawful Rate</u>&#148; means the
maximum non-usurious rate of interest, as in effect from time to time, which
may be charged, contracted for, reserved, received or collected by the Holder
in connection with this Note under applicable law.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Holder</u>&#148; means the Person named as the
Lender or such Person&#146;s permitted transferee or assign.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Indebtedness</u>&#148; means any obligation in
respect of (i) borrowed money, (ii) capitalized lease obligations, (iii)
obligations under interest rate agreements and currency</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">11</font></p>

<div style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">

<hr size="2" width="100%" noshade color="gray" align="left">

</font></div>

</div>
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<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">agreements, (iv) guarantees of any obligation of any third Person, (v)
letters of credit and (vi) indemnities or performance bonds.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Initial Net Proceeds</u>&#148; means the first
$50,000,000 of the aggregate Net Proceeds of all Qualified Financings
consummated after the date hereof.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Interest Payment Date</u>&#148; means each February&nbsp;8,
May 8, August&nbsp;8 and November&nbsp;8 beginning on February&nbsp;8, 2003.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Interest Rate</u>&#148; means 7.00% per annum;
<u>provided</u> that such interest rate shall increase by 0.25% on each
Interest Payment Date, up to a maximum rate of 10.00% per annum; <u>provided</u>
<u>further</u> that anything herein to the contrary notwithstanding, if during
any period for which interest is computed hereunder, the amount of interest
computed on the basis provided for in this Note, together with all fees,
charges and other payments that are treated as interest under applicable law,
as provided for herein or in any other document executed in connection
herewith, would exceed the amount of such interest computed on the basis of the
Highest Lawful Rate, neither the Borrower nor any Guarantor shall be obligated
to pay, and the Holder shall not be entitled to charge, collect, receive,
reserve or take, interest in excess of the Highest Lawful Rate, and during any
such period the interest payable hereunder shall be computed on the basis of
the Highest Lawful Rate.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Lender</u>&#148; has the meaning set forth in Section&nbsp;1(a).</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Liens</u>&#148; means any mortgage, easement,
tenancy, right-of-way, restriction, deed or trust, pledge, hypothecation,
security interest, encumbrance, claim, lien, license, lease or charge of any
kind.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Material Indebtedness</u>&#148; means any
Indebtedness of Bookham, Inc. or any of its Subsidiaries having an outstanding
principal amount of at least U.S.$5,000,000, individually or in the aggregate,
whether such Indebtedness now exists or shall hereafter be created.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Maturity Date</u>&#148; has the meaning set
forth in Section&nbsp;1(a).</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Net Proceeds</u>&#148; means, with respect to
the sale, transfer or other disposition of any asset, the issuance of any
security or any financing, the aggregate amount of cash proceeds (including any
other consideration that is converted into cash) therefrom, in each case net of
any customary attorneys&#146; fees, accountants&#146; fees, underwriters&#146; or placement
agents&#146; fees, discounts or commissions and brokerage and consultant fees
actually incurred in connection, and contemporaneously, therewith.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Note</u>&#148; means this Note and any
replacement Note executed and delivered by the Borrower and the Guarantors
pursuant to Section&nbsp;5 hereof.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Permitted Liens</u>&#148; has the meaning set
forth in the Security Agreements.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Person</u>&#148; means any natural person,
general or limited partnership, corporation, limited liability company, firm,
association or other legal entity.</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">12</font></p>

<div style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">

<hr size="2" width="100%" noshade color="gray" align="left">

</font></div>

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<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Principal Borrower Subsidiary</u>&#148; means
any Subsidiary of Bookham, Inc. the assets of which have an aggregate fair
market value equal to or greater than $1,000,000.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Qualified Financing</u>&#148; means (i) any issuance
by Bookham, Inc. or any of its Subsidiaries of any Equity Interests and any
Indebtedness incurred by Bookham, Inc. or any of its Subsidiaries that is
convertible into or exchangeable or exercisable for any Equity Interests (other
than the issuance of shares of common stock of Bookham, Inc. or options with
respect thereto to employees, directors or officers of Bookham, Inc. or any
Subsidiary of Bookham, Inc. in the ordinary course consistent with past
practice) and (ii) any &#147;sale-leaseback&#148; or similar transaction involving the
Collateral located in Shenzhen, China.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Representatives</u>&#148; means, with respect
to a Person, such Person&#146;s directors, officers, employees, agents or advisors
(including, without limitation, attorneys, accountants, consultants, bankers,
financial advisors and members of advisory boards).</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Restructuring Agreement</u>&#148; means the
Restructuring Agreement among Bookham Technology plc, Bookham, Inc., the
subsidiaries of Bookham, Inc. whose names appear on the signature pages
thereto, Nortel Networks UK Limited and Nortel Networks Corporation, dated as
of December&nbsp;2, 2004.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Security Agreements</u>&#148; means the
Security Agreements (as defined in the Acquisition Agreement), each as amended
and restated as of the date hereof.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Series A-2 Note</u>&#148; means the Amended
and Restated Series A-2 Senior Secured Note due November&nbsp;8, 2007 in an
original principal amount of U.S.$20,000,000 issued by Bookham, Inc.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Series B-1 Note</u>&#148; means the Amended
and Restated Series B-1 Senior Secured Note due November&nbsp;8, 2006 in an
original aggregate principal amount of U.S.$30,000,000 issued by Bookham
Technology plc.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Subsequent Net Proceeds</u>&#148; means the
excess over $50,000,000 of Net Proceeds of all Qualified Financings consummated
after the date hereof.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Subsidiary</u>&#148; of any Person means any
corporation, partnership, joint venture, limited liability company, trust or
estate of which (or in which) more than 50% of (a) the issued and outstanding
capital stock (or other Equity Interest) having ordinary voting power to elect
a majority of the board of directors (or similar governing body) of such entity
or (b) the interest in the capital or profits of such entity is at the time
directly or indirectly owned or Controlled by such Person, by such Person and
one or more of its other Subsidiaries or by one or more of such Person&#146;s other
Subsidiaries.</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&#147;<u>Taxes</u>&#148; has the meaning set forth in
the Acquisition Agreement.</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">13</font></p>

<div style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">

<hr size="2" width="100%" noshade color="gray" align="left">

</font></div>

</div>
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<br clear="all" style="page-break-before:always;">


<div>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">IN WITNESS WHEREOF, each of the Borrower and
the Guarantors has duly executed and delivered this Note as of the date first
written above.</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">BOOKHAM TECHNOLOGY PLC, as Borrower</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" colspan="2" valign="top" style="padding:0in 0in 0in 0in;width:2.98%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="36%" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:36.18%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Stephen
  Abely</font></p>
  </td>
  <td width="8%" colspan="3" valign="top" style="padding:0in 0in 0in 0in;width:8.58%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Name:
  Steve Abely</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Title:
  Director</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">NEW FOCUS, INC., as Guarantor</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0in 0in 0in 0in;width:2.9%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="36%" colspan="3" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:36.38%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Stephen
  Abely</font></p>
  </td>
  <td width="8%" colspan="2" valign="top" style="padding:0in 0in 0in 0in;width:8.46%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Name:
  Steve Abely</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Title:
  President</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">ONETTA, INC., as Guarantor</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0in 0in 0in 0in;width:2.9%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="36%" colspan="3" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:36.38%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Philip
  Davis</font></p>
  </td>
  <td width="8%" colspan="2" valign="top" style="padding:0in 0in 0in 0in;width:8.46%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Name:
  Philip Davis</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Title:
  President</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">BOOKHAM (US) INC., as Guarantor</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0in 0in 0in 0in;width:2.9%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="36%" colspan="4" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:36.5%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Stephen
  Abely</font></p>
  </td>
  <td width="8%" valign="top" style="padding:0in 0in 0in 0in;width:8.34%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Name:
  Steve Abely</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Title:
  President</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">BOOKHAM (CANADA) INC., as Guarantor</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0in 0in 0in 0in;width:2.9%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="36%" colspan="4" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:36.5%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Philip
  Davis</font></p>
  </td>
  <td width="8%" valign="top" style="padding:0in 0in 0in 0in;width:8.34%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Name:
  Philip Davis</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Title:
  Treasurer</font></p>
  </td>
 </tr>
 <tr height="0">
  <td width="391" style="border:none;"></td>
  <td width="22" style="border:none;"></td>
  <td width="1" style="border:none;"></td>
  <td width="271" style="border:none;"></td>
  <td width="1" style="border:none;"></td>
  <td width="1" style="border:none;"></td>
  <td width="62" style="border:none;"></td>
 </tr>
</table>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">14</font></p>

<div style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">

<hr size="2" width="100%" noshade color="gray" align="left">

</font></div>

</div>
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<br clear="all" style="page-break-before:always;">


<div>

<p style="margin:0in 0in .0001pt;text-indent:1.0in;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<table border="0" cellspacing="0" cellpadding="0" width="100%" style="border-collapse:collapse;width:100.0%;">
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">BOOKHAM (SWITZERLAND) AG, as Guarantor</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="3%" colspan="3" valign="top" style="padding:0in 0in 0in 0in;width:3.0%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="36%" colspan="2" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:36.58%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Stephen
  Abely</font></p>
  </td>
  <td width="8%" valign="top" style="padding:0in 0in 0in 0in;width:8.16%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Name:
  Steve Abely</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Title:
  President and Director</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">IGNIS OPTICS, INC., as Guarantor</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" colspan="2" valign="top" style="padding:0in 0in 0in 0in;width:2.9%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="36%" colspan="3" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:36.68%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Stephen
  Abely</font></p>
  </td>
  <td width="8%" valign="top" style="padding:0in 0in 0in 0in;width:8.16%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Name:
  Steve Abely</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Title:
  President</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">BOOKHAM, INC., as Guarantor</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="2%" valign="top" style="padding:0in 0in 0in 0in;width:2.74%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">By:</font></p>
  </td>
  <td width="36%" colspan="3" valign="top" style="border:none;border-bottom:solid windowtext 1.0pt;padding:0in 0in 0in 0in;width:36.66%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">/s/ Stephen
  Abely</font></p>
  </td>
  <td width="8%" colspan="2" valign="top" style="padding:0in 0in 0in 0in;width:8.34%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Name:
  Steve Abely</font></p>
  </td>
 </tr>
 <tr>
  <td width="52%" valign="top" style="padding:0in 0in 0in 0in;width:52.26%;">
  <p style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:1.0pt;">&nbsp;</font></p>
  </td>
  <td width="47%" colspan="6" valign="top" style="padding:0in 0in 0in 0in;width:47.74%;">
  <p style="margin:0in 0in .0001pt 20.0pt;text-indent:-10.0pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">&nbsp;&nbsp;&nbsp;Title:
  CFO</font></p>
  </td>
 </tr>
 <tr height="0">
  <td width="391" style="border:none;"></td>
  <td width="20" style="border:none;"></td>
  <td width="1" style="border:none;"></td>
  <td width="1" style="border:none;"></td>
  <td width="272" style="border:none;"></td>
  <td width="1" style="border:none;"></td>
  <td width="61" style="border:none;"></td>
 </tr>
</table>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman">&nbsp;</font></p>

<p align="center" style="margin:0in 0in .0001pt;text-align:center;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">15</font></p>

<div style="margin:0in 0in .0001pt;"><font size="2" face="Times New Roman" style="font-size:10.0pt;">

<hr size="2" width="100%" noshade color="gray" align="left">

</font></div>

</div>
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