darken - Hoya Vision

Lenses That Darken

An added good thing about photochromic lenses is that they shield your eye from 100 percent of the sun’s hazardous UVA and UVB rays. The molecules responsible for leading to photochromic lenses to darken will be activated by the sun’s ultraviolet radiation. Photochromic lenses could be made of cup, polycarbonate, or another plastic material. They…

FAQ

Do blue light glasses darken in sunlight?

Consult your eye care practitioner to learn more. When you are indoors and out of the UV light, another chemical reaction occurs. The lack of the UV radiation causes the molecules to “snap back” with their original shape, resulting in the loss of their light absorbing properties. In both directions, the complete process happens very…