Photochromic lenses are one of your options when selecting eyeglasses. These lenses get darker in color when exposed to the sun or other sources of UV light. Photochromic lenses are ideal for people ...

Photochromic sunglasses are nothing new in the world of performance athletic eyewear, offering skiers, mountain bikers, trail runners, and other outdoor athletes the comfort of multiple levels of UV ...

TWO-FOR-ONE EYEGLASS LENSES that darken when exposed to ultraviolet rays from the sun and return to their clear state indoors have come a long way since they were first invented in the 1960s. Early ...

Everyday Health independently vets all recommended products. If you purchase a featured product, we may be compensated. Learn why you can trust us. People who wear glasses know the hassle of swapping ...

If you purchase an independently reviewed product or service through a link on our website, we may receive an affiliate commission. Learn more about our policies and reviews. Having to carry two pairs ...

The SunGod Airas strip away the annoyance of swapping lenses in changeable riding conditions, with photochromic lenses you can wear all day with no swapping, squinting, or stuffing them into your ...

Shimano has reduced the weight of its Twinspark and Technium sunglasses, adding a photochromic lens option to the latter. Besides each shedding a couple of grams, their new frame material is more ...

You can trust Cyclingnews Our experts spend countless hours testing cycling tech and will always share honest, unbiased advice to help you choose. Find out more about how we test. I’ve tried more or ...

Sunglasses that darken automatically in response to bright sunlight have been available for eyeglasses for 40 years. But adapting this flexibility to contact lenses has proven challenging. Now ...

TOKYO--(BUSINESS WIRE)--Mitsui Chemicals, Inc. (TOKYO:4183 ; President & CEO: Tsutomu Tannowa) announced the acquisition of Corning Incorporated’s (NYSE:GLW) SunSensors ® operations on May 15, 2014.