Specifications:

CR-39 Resin 1.56 Index Photochromic Single Vision Myopic lenses

Coating:CR-39 Resin HC TCM UV400 EMI

These lenses have an SPH 0.00 ~-8.00/ CYL 0.00 ~-4.00 to SPH 0.00 ~+6.00/ CYL 0.00 ~-4.00

Color: Gray

The price on the page is for 1 pair (2 lenses)

Photochromic lenses are eyeglass lenses that are clear (or nearly clear) indoors and darken automatically when exposed to sunlight.An added benefit of photochromic lenses is that they shield your eyes from 100 percent of the sun’s harmful UVA and UVB rays.It’s a good idea to consider photochromic lenses for children’s eyewear as well as for eyeglasses for adultsBecause a person’s lifetime exposure to sunlight and UV radiation has been associated withcataractslater in life.

This lens also has an anti-electromagnetic radiation surface coating. This invisible barrier filters out 100% electromagnetic radiation waves and does not produce static electricity. This in turn offers even more protection for the eyes.

They are not polarized.

For accurate ordering of lenses please see the How to Choose Lenses Indexcharts in this product page. If you require any additional assistance please contact us via our customer service email at [email protected].