Graph of photopic luminosity function (black) including CIE 1931 (solid), Judd-Vos modified (dashed), and Sharpe, Stockman, Jagla &amp; Jägle 2005 (dotted); and scotopic luminosity function, CIE 1951 (green).
<p>Using data from:
</p>
<ul><li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20070927222337/http://www.cvrl.org/database/text/lum/ssvl2.htm">http://www.cvrl.org/database/text/lum/ssvl2.htm</a> – Sharpe, Stockman, Jagla &amp; Jägle</li>
<li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20081228083025/http://www.cvrl.org/database/text/lum/vljv.htm">http://www.cvrl.org/database/text/lum/vljv.htm</a> – Judd–Vos</li>
<li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20081228084047/http://www.cvrl.org/database/text/cmfs/ciexyz31.htm">http://www.cvrl.org/database/text/cmfs/ciexyz31.htm</a> – CIE 1931, the Y column of XYZ data</li>
<li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20081228115119/http://www.cvrl.org/database/text/lum/scvl.htm">http://www.cvrl.org/database/text/lum/scvl.htm</a> – Scotopic</li></ul>
The horizontal axis is wavelength in <a href="https://en.wikipedia.org/wiki/nanometre" class="extiw" title="en:nanometre">nanometers</a>
<a href="https://en.wikipedia.org/wiki/User:Dicklyon" class="extiw" title="wikipedia:User:Dicklyon">Dicklyon</a> at <a href="https://en.wikipedia.org/wiki/" class="extiw" title="wikipedia:">English Wikipedia</a>
27 July 2006 (original upload date)
Transferred from <span class="plainlinks"><a class="external text" href="https://en.wikipedia.org">en.wikipedia</a></span> to Commons by <a href="//commons.wikimedia.org/wiki/User:Ashishbhatnagar72" title="User:Ashishbhatnagar72">Ashishbhatnagar72</a>.