II-VI Incorporated develops, manufactures, and markets engineered materials, and optoelectronic components and devices worldwide. The company operates through three segments: II-VI Laser Solutions, II-VI Photonics, and II-VI Performance Products. The company serves OEMs, laser end-users, system integrators of high-power lasers, manufacturers of equipment and devices for the industrial, optical communications, aerospace and defense, semiconductor, medical and life science markets, consumers, the U.S. government prime contractors, various U.S. government agencies, and thermoelectric integrators. The company was founded in 1971 and is headquartered in Saxonburg, Pennsylvania