Transitions Lenses enhance patients' quality of vision by providing the combined benefits of optimal visual acuity, visual comfort and protection from the damaging effects of UV radiation and glare.

Photochromic or transition lenses that darken outdoors are useful if you're sensitive to sunlight. They block 100 per cent of the sun's ultraviolet rays, so you don't need prescription sunglasses.

The photochromic lens, which also has UV protection ... and the minimal inconveniences these bifocals bring will not put me off continuing to wear them. Good quality light-adjusting cycling sunglasses ...

The photochromic lens gently adjusts to changing light conditions. In limited light, the lenses are pretty clear – not quite clear enough for night rides but good for even the greyest of wet ...

The SR-1x is available in a photochromic lens, but it’s a clear-to-gray lens, which won’t provide as good a contrast as other photochromic sunglasses we tested. These also come in fewer lens ...

Isomerization of organic photochromic molecules involves chemical processes ... We are happy to provide a certificate for your contribution to editing a successful Research Topic. Who will I ...

Photochromic lenses are game-changing. Thanks to ocular wizardry beyond our feeble comprehension, photochromic lens tints adapt to varying light conditions. What does this mean? It means that one lens ...

A progressive lens design is like a bi- or tri-focal lens in that it corrects more than one vision problem at a time. However, these lenses have no visible lines, improving the cosmetic appearance of ...