IPG Photonics Corp. engages in the design, development, production and distribution of fiber lasers, laser systems, fiber amplifiers, and related optical components. Its products include lasers, beam delivery, medical, telecom equipment, product finder and components such as pump diodes, chillers, and mid-IR crystals. The company was founded by Valentin P. Gapontsev and Igor Samartsev in 1990 and is headquartered in Marlborough, MA.