Hoya

Hoya Corporation (Hoya株式会社, Hōya Kabushiki-gaisha) is a Japanese company manufacturing optical products such as photomasks, photomask blanks and hard disk drive platters, contact lenses and eyeglass lenses for the healthcare market, medical photonics, lasers, photographic filters, medical flexible endoscopy equipment, and software. Hoya Corporation is one of the Forbes Global 2000 Leading Companies and Industry Week 1000 Company.