Xperio UV Superior Polarized Sun Lenses. Eliminate 100% of blinding reflective glare. Combines Essilor's premium polarized lens with a backside Crizal Sunshield UV, giving wearers the ultimate protection of an E-SPF 50+ Up to 3 times more scratch resistant than competitive polarized lenses.

Xperio UV™ polarized sun lenses provide sharp outdoor color perception all while protecting your eyes with a superior quality lens. A tough, scratch-resistant coating is applied to both sides of the lens, reducing damage to the surface of the lens.

Xperio Polarised technology enhances daytime driving experience by eliminating blinding glare produced by reflections on wet road surfaces, dashboards and other cars, allowing to better anticipate changes and hazards on the road.

Is UV coating waterproof? No, UV coating is not waterproof, but it is water resistant. UV coating shouldn't be confused with other types of paper finishing processes, such as aqueous coating and lamination.

Available in a variety of color options, Xperio UV polarized prescription sunglasses provide maximum UV protection, easy cleanability, and exceptional scratch resistance for the best vision under the sun.

While there is no evidence to support this theory yet, experts believe that you should replace your sunglasses every two years if you use them two hours a day. Additionally, if you have dark glasses and you notice the lenses are getting lighter, it's time to budget for a new pair of sunglasses.

Acrylic is among the only manufacturing materials that is inherently UV-resistant. It is a transparent plastic that suffers as little as 3% degradation over a 10-year period when used in outdoor applications. Acrylic also offers good scratch resistance, making it an excellent choice for long-term use.

So, what is UV protection, and what are polarized sunglasses? In short, UV-blocking lenses protect your eyes from UV ray exposure. Polarized lenses remove glare so you can see more clearly and easily.

Typically, an Ultraviolet or UV lamp lasts 12 months or about 9000 hours of use. The light stays lit longer than 12 months but after one year of use it's ability to kill bacteria will slowly diminish and it will no longer kill bacteria, leaving your family vulnerable.

two years While there is no evidence to support this theory yet, experts believe that you should replace your sunglasses every two years if you use them two hours a day. Additionally, if you have dark glasses and you notice the lenses are getting lighter, it's time to budget for a new pair of sunglasses.

Polarization has nothing to do with UV light absorption, but many polarized lenses are now combined with a UV-blocking substance. Check the label to make sure the lenses provide maximum UV protection. The same goes for lens color and tint, lens darkness, and mirror coating.

To be considered UV sunglasses, the lenses are required to block 75% to 90% of visible light and must offer UVA and UVB protection to block 99% of ultraviolet radiation. Ideally, you want sunglasses that offer UV 400 protection since they offer virtually 100% protection from UV rays.