Ohara Inc. engages in the manufacture and sale of glass materials for the electronics and optical industries. It operates through the Optical and Electronics segments. The Optical segment offers optical glass materials and lens for optical equipment. The Electronics segment provides glass substrate materials and glass products for semiconductor exposure apparatus, quartz glass for electronics, and low expansion glass ceramics. The company was founded by Jinpachi Ohara on October 1, 1935 and is headquartered in Sagamihara, Japan.