Coherent : Announces Webcast of Third Quarter Fiscal Year 2018 Results

PRESS RELEASE | No. 1427

Editorial Contact:

Kevin Palatnik

EVP & Chief Financial Officer [phone]

[e-mail]

For Immediate Release:

Coherent, Inc. Announces Live Webcast of Third Quarter Fiscal Year 2018 Results

Santa Clara, Calif., July 17, 2018 - Coherent, Inc. (Nasdaq: COHR) today announced that it plans to report third quarter fiscal year 2018 results after market close on July 31, 2018. The Company will host a conference call to discuss its financial results at 1:30 P.M. Pacific (4:30 P.M. Eastern) on July 31, 2018. A listen-only broadcast of the conference call can be accessed on the Company's website atwww.coherent.com/Investors.For those who are not available to listen to the live broadcast, the call will be archived for approximately three months.

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Founded in 1966, Coherent, Inc. is one of the world's leading providers of lasers and laser-based technology for scientific, commercial and industrial customers. Our common stock is listed on the Nasdaq Global Select Market and is part of the Russell 1000 and Standard & Poor's MidCap 400 Index. For more information about Coherent, visit the company's website athttp://www.coherent.com for product and financial updates.

5100 Patrick Henry Dr., Santa Clara, CA 95054 | [phone] |www.coherent.com