What Is The Difference Between Photochromic And Polarized Lenses - Web how do they work? Web with photochromic lenses, you get vision correction along with protection from the sun's dangerous uv rays all in. Photochromic lenses contain molecules that darken in the presence of uv light, shielding your eyes.
Photochromic lenses contain molecules that darken in the presence of uv light, shielding your eyes. Web with photochromic lenses, you get vision correction along with protection from the sun's dangerous uv rays all in. Web how do they work?