Conventional spherical lenses with strong correction can cause unflattering magnification and demagnification of the eyes. Pentax AS Aspheric lenses help minimise these effects.
Pentax Single Vision (SV) is a range of contemporary lenses that is designed for urban professionals. With thinner lens, user can enjoy a natural view that feels comfortable and stylish at the same time.
Not only is Pentax SV aspherical thinner and flatter, it also reduces distortion to provide users with a crystal clear view and wider range of vision compared to conventional spherical lenses.