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Photochromic lens
Photochromic lenses are lenses that darken on exposure to specific types of light, most commonly ultraviolet (UV) radiation. Once the light source is removed (for example by walking indoors), the lenses will gradually return to their clear state. Photochromic lenses may be made of glass, polycarbonate, or another plastic. Photochromatic lenses contain millions of molecules of silver chloride or another silver halide embedded within them. These molecules are transparent to visible light in the absence of ultraviolet rays, which is normal for a.. |
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Transitions Optical | Photochromic Glasses | Adaptive Lens...
Discover Transitions Optical photochromic lenses and glasses. Get adaptive lenses and designer sunglasses for UV protection from Transitions. ... Choose Region. SEARCH. Transitions Lenses · Eyeglass Lenses ... |
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Transitions Lenses: Premium Eyewear Lenses that Adapt to Sunlight
Transitions Lenses | Shop our Huge Selection of Eyewear with TransitionsPhotochromic Adaptive Lenses, Available in Prescription & Non-Prescription. |
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Enhance your vision with Transitions® lenses. Transitions lenses continuously adapt to changing light, bringing out the best in everything you see. So life looks ... |