 NEW YORK, March 31, 2021 PRNewswire -- WeissLaw LLP is investigating possible breaches of fiduciary duty and other violations of law by the board of directors of Coherent, Inc. Coherent or the Company NASDAQ: COHR in connection with the proposed acquisition of the Company by II-VI Incorporated IIVI NASDAQ: IIVI. Under the terms of the merger agreement, IIVI will acquire Coherent in a mixed cash-and-stock transaction, pursuant to which Coherent shareholders will receive 220.00 in cash and 0.91 shares of IIVI common stock for each Coherent share that they own, representing implied per-share merger consideration of approximately 280.59 based upon IIVIs March 30, 2021 closing price of 66.58. 