Strong sunlight in the summer, many people are wearing Fake Oakleys Gascan Sunglasses Cheap for Sale sunglasses. Anti-reflective protective lenses, color lenses, color lenses, polarized lenses, color lenses ... ... Colorful sunglasses on the market, some people tend to buy their favorite color and style, completely ignored the sunglasses the UV effect.

What kinds of lenses can suntan without hurting glasses? In response, Beijing Tongren hospital optometry professional optometrists Lv Meng warned that sunglasses do not prevent Sun, may hurt the eyes. conspicuous when it encounters a glare and UV rays without shelter, the light will go directly to the pupil, thus cause damage to eyes. Sunglasses in different ways (such as polarization, color, coating, etc) play the role of UV. Sunglasses can block UV rays and glare, because of added a special coating on the lenses.

Lv Meng warned that buying sunglasses must go to a regular Tiffany and Co Necklace Jewelry Outlet Store store. At the time of purchase, to look for the package "100% UV" and "uv400", "ultraviolet" logo.

While the color of the lenses mentioned, United States experts in blindness prevention Union recommended that, in General, summer Brown, and Tan is a better choice of lenses, and the more strong outdoor sunlight, should choose the dark sunglasses. Partly because of these colors better lens glare, UV absorption and filtration; on the other, is a Brown lens provides good color perception, wear can still distinguish colors clearly, tinted lenses can block the surface of smooth and shining Ray, under the glare of the Sun to be able to see the object details, driver's tinted glasses is a better choice. And green glasses have sold well in the market, can reduce the level of visible light enters the eye, especially dark green, can absorb heat. While blue, pale yellow and pink lenses are not suitable for wear in bright white light, because Cheap Mac Cosmetics Makeup wholesale Outlet anti-reflective effect was weak.