Precision Optical Performance

For many people, wearing sunglasses mainly for aesthetics, facial features according to their selected a suitable sunglasses is very important. Of course, different programs have different effects. Ms. Round face or round corners unfit to wear sunglasses. Round frame, round earrings or show comb back, all will emphasize the chubby face, the lack of contrast of beauty. Therefore, you should choose the four broad <a href="/blog/blog_error.asp?mode=20">Cheap Oakleys Frogskins Sunglasses Sale frames, and to avoid the round, light or naive type models. Appropriate hairstyle can make a round face appear to have a sense of ellipse can be hair and comb the bangs to the side boundaries, while also comb the hair on top of the lid to cover the round cheeks jaw line. Beaded earrings, bead chain and a round face with round neck garments are not matching; the best option is a long necklace or a V shaped collar. Oval face the most suitable type of broad wearing sunglasses frame, so that the face looks wide, shorten the length of the face of sense. Thin edge metal frame or frameless sunglasses are not worn. Comb bangs hairstyle; face type can shorten the length of the visual, but will also make the forehead appear more spacious.
V neck type of clothing, long earrings shaking, and long necklaces, only further growth surface shape, but short beads, round neck clothing and sunglasses suitable type models, while filling the long narrow oval face type watch up more round, adding beauty. Heart shaped face, such face type usually taper chin and broad forehead, too big or too rough outline of sunglasses will make facial contours appear more spacious, but it appears sharper jaw line is small, so both sides should avoid wearing upturned from the frame, because this will only emphasize taper jaw. Heart shaped face should wear lightweight and polygonal sunglasses, and face contour matching each other. Square face tough gives people the feeling of the box should be avoided choose to wear Cheap Oakleys sunglasses, but the great circle frame, but can outline appears to be more supple. Square face to be worn round sunglasses, wide rim to be rough, and can show lines, narrow and elegant sunglasses with the terms of model fit, it will not seem particularly vague and less contrast. In addition to sunglasses, as if with a square face hair buns, they feel looks slender, and if her hair covered cheeks and lower cheek, make a square jaw line, appears narrower visually. Earrings worn round or shake, also turned their attention to the next would cheek, square face look slender.
The primary function of sunglasses that block glare, harmful UV rays to avoid too much into the eye, causing damage; bring <a href="/blog/blog_error.asp?mode=20">Tiffany and Co Bracelet Jewelry Outlet sunglasses can reduce the burden of regulation culinary muscle of the eye in bright light, so that the eyes accustomed to the natural light and comfortable to see objects; with sunglasses not only to block harmful rays, while it can prevent dust particles from entering the eyes, which to some extent, have become a haven for the best eye; crystal pieces bring a cool feeling known as raising projects to share. UV film applied directly through crystal eyes, causing eye temperature, and crystal pieces thermostat, so the heat outside and cool, it was mistakenly hailed as raising projects to share the eye too much to absorb ultraviolet light, can cause lens opacity which affects vision, while the ordinary optical lenses, high refraction glass lenses, coated lenses and so on UV absorption and blocking functions, and optical properties of crystal glasses is far better than ordinary optical glass, so it is natural crystal or artificial crystal, are not suitable for glasses.
Buy sunglasses should pay attention to the effective lens large enough to prevent the infiltration of the sun from the edge of the eye; has a precise optical performance of the lens; Which eye caused by UV, Because sunlight on the beach, ocean, snow, or strong cement road UV light reflection, you need tiffany jewelry outlet to be absorbed or reflected, otherwise, not only blinding light, can cause severe vision loss and eye tissue damage. Cataract and ultraviolet extremely close relationship between the occurrence of the elderly, which is internationally recognized; elderly high incidence of blindness, which is also the reason for the occurrence of long term acceptance of UV induced eye; sampling some local shows that some unqualified sunglasses main problem is high light transmittance; some ultraviolet light transmittance higher than the permeability ratio; some excessive diaper lens, sunglasses become myopia and other studies have pointed out that some unqualified sunglasses are some of the major problems of light through rate is too high, and some ultraviolet light transmittance higher than the permeability ratio exceeded some diaper lenses, sunglasses become myopia when snow skiing or water skiing at sea, wearing sunglasses poor quality compared to not wearing any person glasses, the former eyes to ultraviolet dose is three times the latter.