Thursday, December 17, 2009

Aspheric Contact Lenses Online

People of the young generation use lenses as a fashion or trend too. Usually they prefer to wear aspheric contact lenses. Aspheric lenses, as the name suggests are lenses which are not spherical and their surface is not a part of any spheres, cylinders or spherical angles. A non-aspheric lens has the same curve around its entire surface similar to a smooth, rubber ball.
Aspheric lenses have same amount of refraction as regular lenses but they aren’t spherical. Aspheric contact lenses are commonly prescribed for people who have borderline astigmatism. They are usually expensive than usual spherical contact lenses and hence are also referred as ‘premium’ contact lenses.