and more scratch-resistant than glass or the older plastic types. Polycarbonate. These impact-resistant lenses are a good choice if you play sports, work where your eyeglasses could easily get ...

Glasses used to be made of glass. Now, most are made of plastic. Plastic lenses are lighter and can be treated with coatings to protect your eyes. But plastic is more likely to scratch than glass.

And once your glasses are made ... It is sometimes referred to as standard plastic. CR-39 lenses are inexpensive, and they are not as light or durable as pricier options. People with stronger ...

These glasses feature a plastic frame with patented lenses that block between 65 and 98 percent of blue light. They're designed to protect your vision, plus reduce eye strain and headaches while ...

A third panelist—who wears moderate progressive prescription lenses (with moderate astigmatism), and most often chooses statement specs made primarily of plastic—ordered glasses from the four ...

This is never a good idea. “Acetone (often found in nail polish remover) is surprisingly destructive to both lenses, and to plastic glasses frames, if left on the surface for too long,” Dr ...

If it's time to update the prescription for your glasses, you can skip the in-person visit for a more convenient option. It's never been easier to replace your current lenses, you can even do your ...

Glasses are a fashion items, so frames are often tossed once they fall out of trendImage: Manfred Segerer/IMAGO The lenses themselves are usually ground down from large pieces of plastic about the ...