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What does UV 400 protection mean on sunglasses?

Updated: 9/25/2023
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RobertHuntergp2893

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Q: What does UV 400 protection mean on sunglasses?
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I read an article about uv protection in sunglasses but still need help?

i read this article: http://www.mayoclinic.com/health/uv-protection/AN00832 but i found a pair of sunglasses that say UV protection 400 (no percent sign), now according to this article the glasses should be 95% - 99% what exactly is 400 UV? ----


Does all Ray - ban sunglasses have UV protection?

Yes, all Ray Ban Sunglasses have UV Protection. Look for CE mark on Ray Ban Sunglasses which indicates 100% UV protection.


Do Revo sunglasses provide UV protection?

Revo sunglasses are known for providing UV protection. This is a result of the sunglasses being designed to be scratch resistance and impact resistant.


Do ALL polycarbonate sunglasses provide 100 percent UVA and UV protection?

Only the polarized sunglasses provide percent UVA and UV protection


How good is the uv protection in rayban sunglasses?

These glasses helps blocking the wind. It provides full protection from UV rays at 400 nanometers. It offers superior lens technology that blocks out sun without affecting visibility.


How light can sunglasses be while still offering UV protection?

Any UV protection is better than none, although ideally, protective sunglasses should block out at least 60% of UV rays.


Do idee sunglasses have UV and IR protection?

yes idee sunglasses have both features....


What type of UV protection can I get from the Ray Ban Colorize sunglasses?

Ray Ban Colorize sunglasses come with a lense that give you 100 percent UV protection. anonymous@oola.com


What UV protection should I have on my sunglasses?

Any pair of sunglasses that block out 95% of UV light will be sufficient.


What type of UV protection can I get from the Burberry BE 3029 sunglasses?

They offer 100% U.V.A, U.V.B rays protection.


What type of UV protection can I get from the Burberry BE 3028 sunglasses?

They offer 100% U.V.A, U.V.B rays protection.


How long have sunglasses been made with UV protection?

about thirty years I think