Thin
Lenses
High-index
Aspheric
Polycarbonate
Originally
designed for farsighted (plus) lenses to reduce the thick bulge,
this special design now is available for nearsighted (minus) lenses
as well. This type of lens uses a computer design that flattens
the curves of both surfaces to reduce thickness, decrease the magnification
effect and improve optics. Couple this design with high-index materials
to get great looking strong prescription lenses. The latest addition
to this category is "atoric" surfaces, which help improve
optics by reducing distortion in astigmatic lenses.
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