Choose sunglasses also have asked the university

Spring is coming, sunglasses be far behind? The sun is more and more fierce, for the love of beauty and love to go out shopping, sunglass is indispensable. An appropriate sunglasses not only can we keep out sunshine, resist ultraviolet ray, the more powerful is that it used to the function of the concave shape, it is the good parts of travel that occupy the home. Recommended reading: in 2018, are you ready for a new pair of sunglasses but, you know how to choose a pair of sunglasses 'health'? Don't know and see it together! 1, look at the lens observation lenses have scratches, impurity, air bubble, stripes, lens to level off at the same time, through higher acuity, the best sun glasses is polarized lens ( Precision of synthetic resin) 。 The fluorescent lamp. Take sunglasses two horns on the fluorescent lamp, mirror reflective article gently rolling, if it is found that mirror the daylight lamp shades appear wavy, distortion and other issues, is proof that the lens is not smooth, can damage eyesight. 2, wear glasses wear sunglasses to try to have dizziness, headache, feeling, because appeared on the market now is some prescription sunglasses. Without the guidance of professional medical people, don't choose easily. 3, see the watch glasses of outer packing and the label on the lens, whether indicating both UVA and UVB rays and CE mark. 4, see the color first, you need to know is that sunglasses color depth has nothing to do with the lenses absorb ultraviolet ability, ability to resist ultraviolet ray only depends on the lens material. The deeper the color the better then? Not always, summer had better choose dark brown or brown in color, most drivers choose was tawny wearing glasses. Blue lens, although good, but is not suitable for in violent sunlight or bright light to wear, not only can not block the sun, will also hurt the eyes. Choosing sunglasses originally also has so much knowledge, you have to succumb to want to buy a pair of sunglasses? Glasses sunglasses factory provides many choices, can choose.
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