Coherent, Inc. engages in the design, manufacture, and service of lasers and related accessories. It operates through the following business segments: OEM Laser Sources (OLS), and Industrial Lasers and Systems (ILS). The OLS segment focuses on laser sources and complex optical sub-systems, typically used in microelectronics manufacturing, medical diagnostics, and therapeutic medical applications. The ILS segment covers laser sources, sub-systems, and tools primarily used for industrial laser materials processing. The company was founded by Eugene Watson on May 26, 1966 and is headquartered in Santa Clara, CA.