Basically, they are a set of clear lenses that darken when exposed to UV rays. There’s no need to swap between two sets when going from indoors to out. They allow us to transition from one space ...

Enter Transitions lenses, which offer an alternative to having to swap between eyeglasses and sunglasses as they change colour when exposed to UV light. The lenses have come a long way from their ...

That’s the allure of Acuvue’s forthcoming line of light-sensitive, vision-correcting contact lenses (developed in partnership with Transitions Optical). Each contains a filter that senses the ...