The lens of your eye is an olive-shaped portion that sits just behind the cornea, pupil, and iris. It changes shape to help focus on different distances that we see. Many things can go wrong with the ...

Finding out if you can replace lenses in any frame is a common question. The answer is that while most frames can accommodate new lenses, it's not always possible with every frame type. If your ...

Many online retailers and some optometrists offer online glasses lens replacement. This is an alternative to visiting an optometrist when a person loses or damages a lens or wants to keep their ...

Executive Editor David Carnoy has been a leading member of CNET's Reviews team since 2000. He covers the gamut of gadgets and is a notable reviewer of mobile accessories and portable audio products, ...

If you wear contact lenses, you probably don't think much about them. But they're a relatively new invention -- in fact, the first disposable contact lens wasn't introduced until 1982. "We think of ...