First, the first observation of Cheap Ray Bans Wayfarer Sunglasses Outlet Sale lenses for scratches, impurities, bubbles, stripes, check the packaging of sunglasses, regular sunglasses quality level shall be marked with name, color, diameter, and the factory name and logo, mirror or tag indicating the anti-UVA, UVB and CE marking
Sunglasses can ensure that blocking a certain amount of UV rays.
Second, when purchasing sunglasses to try there is no feeling of dizziness and headaches. Now on the market, there are some marked prescription sunglasses for sale, however, because indicators such as PD varies, so if there are no professional direction, consumers had better not choose the prescription sunglasses.
Third, the corner of the sunglasses by hand on a fluorescent lamp, mirror-reflective flat scroll bars, if you find that images appear wavy, distorted mirror reflection of sunlight, proof lenses is not formed, this Fake Oakleys Frogskins Sunglasses Cheap for Sale mirror will strain your eyes.
Finally, lenses to smooth, high definition, Sun lenses made of glass and resin, and the best sunglasses polarized lenses should be used. It adopts and as lightweight precision lenses made of synthetic resin, synthesized by the seven-layer sheet, the outer two layers are super-hard wear-resisting layer; is shatterproof coating; is a UV-filtering layer, the middle layer is a polarizing filter. Polarized lenses can effectively filter out the reflected light and harmful UV rays and has shatterproof, anti-ground functions, is the most popular sunglasses.
Finally, sunglasses color in addition to according to their color, shape, dressed in matching, but should also be based on access to sites to choose from. In General, black, dark brown, grey filter worked well; grey lens color spectrum are balanced absorption, after wearing glasses can see the scene darkens rather obviously chromatic aberration; tinted Cheap Mac Cosmetics Makeup wholesale Outlet lenses to filter a lot of Blu-ray, can improve contrast and clarity of vision, in case of serious air pollution or foggy worn best effects.
Last, how sunglasses shades of color for us? Simple self-test is to look in the mirror wearing sunglasses and taking the pupil can vaguely see themselves as limited. Color is too light a light filter is too small; color is too deep affects Visual acuity and weakened sense of color. Colorful light colored sunglasses this year, do not use the water sports at the beach, reflecting intense snow and sunshine under the strong sun, and should wear sporty sunglasses, most of them with colorful saturated color, can absorb or reflect more light.
Seven, wearing sunglasses in addition to reduced light stimulation, makes your eyes comfortable, but the main objective is to prevent UV damage to the eye and lens color with UV protection are two different things, even darker lens, it may not be effective against UV, so be sure to choose the labeled with anti-UV lenses. Sunglasses the UV index usually at between 96%-98%.
Eight General formal detection Tiffany and Co Key Necklace Jewelry Outlet sunglasses glasses shops are going to have to resist UV instruments through this detection, you know if the glasses in his hand to help your eye health.
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