Optics companies

Finisar is a company that manufactures fiber optic subsystems and network performance test and monitoring systems.

Furukawa Electric Group (古河電気工業株式会社) is a company that manufactures and sells metal, polymer, photonics, and other products.

Photronics is a company that manufactures and sells photomasks.

HOYA (HOYA株式会社) is a company that specializes in optical glass manufacturing and advanced optics technologies.

Inphi is a provider of high-speed data movement interconnects.

Cadre Holdings (formerly known as Maui Acquisition) is a company that manufactures and distributes safety and survivability equipment.

LIG Nex1 (엘아이지넥스원 주식회사) is a company that produces precision electronic systems.

Oclaro is a company that designs, manufactures, and markets optical components, modules, and subsystems for the long-haul, metro, and data center markets.

Alcon is a company that manufactures surgical and vision care products.

Nikon (株式会社ニコン) is a company that provides products and solutions based on optoelectronics and precision technologies.

TOYO is a company that manufactures and sells cutting tools, optical parts, parts for medical devices, and various precision instruments.

GoerTek (歌尔股份有限公司) is a provider of technology solutions and consumer electronics.