Coherent Corp

Coherent Corp. (formerly II-VI Incorporated) is an American manufacturer of optical materials, lasers, and photonic components. In 2022, II-VI acquired laser manufacturer Coherent, Inc. and adopted its name. The company supplies critical components to semiconductor manufacturing (including EUV lithography and wafer inspection), datacom transceivers, and industrial applications. As of 2023, it employs approximately 26,622 people and is listed on NYSE as COHR.