Founded in 1988, HOYA Vision Care of North America manufactures and supplies ophthalmic lenses for eye care professionals located within the United States, Canada, and South America. It manufactures a range of high-quality lens designs, coatings and materials under brand names, such as HOYALUX Summit ecp, SUPER HiVision, HOYA Phoenix. HOYA Vision Care of North America focuses on developing and manufacturing made-to-measure ophthalmic lenses, coating techniques and lens designs. The company has developed its own lens materials, designs and coating techniques. Its HOYALUX TACT lenses are designed for indoor activities, such as extended computer use and reading. HOYA Vision Care of North America is a subsidiary of Hoya Corporation.