Purevision

Bausch & Lomb, an American company based in Rochester, New York, is one of the world's largest suppliers of eye health products, including contact lenses, lens care products, medicines and implants for eye diseases. Its Ray-Ban brand of sunglasses was sold in 1999 to the Italian Luxottica Group. Today, the company employs about 13,000 people in 36 countries. The company was founded in 1853 by two Germans, John Jacob Bausch and Henry Lomb.