Hoya Corporation

Hoya Corporation (Hoya株式会社 Hoya Kabushiki-gaisha) is a Japanese company manufacturing optical products such as photomasks, photomask blanks and glass magnetic-memory disks, contact lenses and eyeglass lenses using wavefront technology for the health-care market, medical photonics, lasers, photographic filters, and software. Hoya Corporation is one of the Forbes Global 2000 Leading Companies and Industry Week 1000 Company. On October 1, 2011, Hoya sold its Pentax camera business to Ricoh.

Hoya Corporation

Hoya Corporation (Hoya株式会社 Hoya Kabushiki-gaisha) is a Japanese company manufacturing optical products such as photomasks, photomask blanks and glass magnetic-memory disks, contact lenses and eyeglass lenses using wavefront technology for the health-care market, medical photonics, lasers, photographic filters, and software. Hoya Corporation is one of the Forbes Global 2000 Leading Companies and Industry Week 1000 Company. On October 1, 2011, Hoya sold its Pentax camera business to Ricoh.