The little knowledge, maintenance of choose and buy sunglasses
1, to consider his own face. Face width, round, sunglasses should choose a bit bigger; Face narrow thin, good choice of metal frames, looks fine. 2, want to consider his own skin. Color of skin fair-skinneds in, can choose shallow light transparent; Color of skin is deeper, the better is to choose the color such as black, dark blue deep. 3, when buying sunglasses sunglasses to draw on the counter, if the glasses can't smooth placed, there is something wrong with the frames. 4, when choosing sunglasses both feet on the fluorescent lamp in hand, let the reflective mirror smooth scrolling. If found daylight lamp shades appear wavy, distortion of specular reflection, prove that the lens is not smooth. This lens can damage eyesight. 5, the eye is very sensitive organ, so choosing sunglasses lenses to quality in the first place: through acuity is higher; The lens is flat and level. 6, and the choice of sunglasses must choose uv protection, look at the mirror or tags have indicate the identity of the both UVA and UVB rays. 7, good sunglasses when not into condom or eyeglasses box, avoid by all means is directly put into the bag bag, otherwise the lens will soon wear.
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