Cylindrical lens has at least one surface that is formed like a portion of a cylinder.These patented gradient-index cylindrical microlenses with Luneburg type refractive index distribution are drawn ...

A cylindrical optical lens is typically used to focus, condense or expand incoming light. A cylindrical optical lens has one cylindrical surface, causing light to be focussed in a single dimension or ...

Women's Health may earn commission from the links on this page, but we only feature products we believe in. Why Trust Us? Whether you just took up skiing or are already a vet to the slopes, it’s ...

We've all been there. You check the weather forecast in the morning--sun!--so you grab your favorite goggles with bright-light lenses and you're out the door. But then the clouds unexpectedly roll in ...

“Even just for a week’s trip, investing in a good pair of goggles is well worth it,” says Sarah Plaskitt, founder of the Australia-based ski travel company Scout Ski. “Maybe if you get great weather ...