I used freaking laser beams to test Tifosi sunglasses to see if they were as good as higher priced brands for driving.

Sunglasses can serve a much bigger purpose, whether medical purposes or just protection from the sun and harmful lights when ...

While playing with that, he realized that an inexpensive glass or plastic lens could stand in for the precision-machined metal mandrel which is usually used in this technique. Pretty soon he was ...

If you’re a photography enthusiast, you probably own quite a few cameras, but the chances are your “good” one will have ...

Prescription eyeglasses can cost as much as $1,000, and most have plastic lenses, which scratch more easily than glass. Clearly, you need to protect your investment. But should you clean lenses ...

In reality, they're a relatively new medical marvel -- the first modern plastic contact lens wasn't introduced until almost 1950. Or, as Dr. Robert Kinast puts it, "We think of contact lenses as ...

For centuries, cameras and telescopes have relied on curved glass or plastic lenses to bend light and bring images into focus. However, the more powerful these lenses need to be, the bigger, heavier, ...

For centuries, lenses have worked the same way: curved glass or plastic bending light to bring images into focus. But traditional lenses have a major drawback—the more powerful they need to be ...