According to Dr Sriganesh, there is no hard and fast rule for how long you should wear daily contact lenses, and the amount ...

A progressive lens design is like a bi- or tri-focal lens in that it corrects more than one vision problem at a time. However, these lenses have no visible lines, improving the cosmetic appearance of ...

Blanchard Lab, ZEISS International, Alcon Company, Hoya Corporation, and others. Bausch Lomb introduced a new hydrogel-based ...