Tac Glasses provide UV protection Tac Glasses are sunglasses with a coating that keeps the sun’s harmful UVA and UVB rays from reaching the eyes. Earth’s ozone layer prevents the sun’s most harmful rays, UVC, from penetrating the eyes.
How can you tell if glasses are UV protected?
Most sunglasses today have UV protection embedded in the lens rather than coated over it, and most reputable brands list UV protection on their label. Look for a label that says “100% protection against both UVA and UVB” or “100% protection against UV 400.”
Is TAC better than polycarbonate?
Like polycarbonate lenses, lenses made of Trivex NXT lenses are thin, lightweight and much more impact-resistant than regular plastic or glass lenses. They are also more impact resistant than polycarbonate and are used in the windshield of the US Apache helicopter.
Do all glasses come with UV protection?
It’s Not Too Late. People who wear eyeglasses are usually protected from UV light because most glasses come UV protection built in. If your glasses are a type that do not have UV protection be sure to ask us about having UV coating added.
What is TAC lens material?
Tri Acetate Cellulose (TAC) polarized lenses feature a new lens technology formulated for superior visual and polarization clarity. They have a scratch coating and block 100% harmful UV rays up to 400 nanometers. These lenses are very lightweight and highly impact resistant.
Which is better polarized or UV protection?
Polarized Shades Keep You on Top of Your Game
While the goal of UV-blocking lenses is to protect your eyes, the point of polarized lenses is to remove glare so you can see more clearly and easily, i.e., less squinting!