Making a traditional glass lens requires a lot of experience ... Next time we’re shipwrecked on a desolate island with a handy supply of clear plastic tube and fresh water, we know we can ...

Sounds like a crazy idea to make your own eyeglasses, doesn’t it? Benjamin Franklin might have been bold enough to try, but most of us wouldn’t dare tackle such a precise craft. Yet, when it comes to ...

If you're interested, you can head over to the Gunnar store and pick up a pair of Tahoe glasses with Mineral Glass lenses ...

Focusing light is important for getting clear images in our eye or in photographs, because images that are not focused appear blurred. A lens is a specially shaped pieces of glass or transparent ...