Is not equal to buy sunglasses, please note that coloured glasses sunglasses

In the past, the color of the sunglasses are mainly composed of dark brown and dark blue, and in the past two years, the colorful color glasses appeared on the market, some people think that is tinted glasses sunglasses, and it's cool, and he began to follow the fashion to choose. Glasses sunglasses factory remind everybody, tinted glasses is not equal to sunglasses. Colored glasses are not sunglasses, can't block ultraviolet light colored glasses do not have the function of sunglasses. If with no uv protection function of colored glasses, more dangerous than not wearing sunglasses, because the human body have self-protection instincts, eyes meet with strong light, the pupil will naturally become smaller, cut into the eyes of uv energy, once without uv protection function on the glasses, can make the pupil dilation, plus the role of the glasses not isolate uv, eyes is equal to the portal is big at this moment, let the ultraviolet penetration of the energy has greatly increased the harm of eyes. Glasses sunglasses factory warm prompt the general friends, now a lot of street vendors are selling sunglasses or so-called polarized sunglasses, but remember not covet is cheap, must go to normal qualified optical shop to buy, and try to choose the brand sunglasses.
related: sunglasses polarized sunglasses