These special lenses prevent light reflections and mirror images created by the sun’s rays as it hits wet pavement, water or metal surfaces, for example. As a result, they protect wearers from eye fatigue because the eyes no longer have to adjust to constantly changing light conditions. People who wear these lenses tend to be a lot more relaxed and feel better about wearing glasses.
How much blue light do we need? And how and when should we be protecting ourselves against it?
BETTER VISION asked Volker Gahr – the Senior Product Manager responsible for ZEISS PhotoFusion – to describe the key features of modern photochromic lenses
Whether you like sailing, surfing, diving or swimming, what's the secret to choosing a great pair of water sports glasses?
A look at some of the coolest new colors for summer
10 tips from BETTER VISION: who should get photochromic prescription eyeglass lenses by ZEISS and when should they be worn?