Summer is the world of sunglasses. Fashion, beauty, radiation protection, these features make sunglasses popular among people.
But experts point out that when choose sunglasses should double be careful, couldn’t only concern with style, but ignore the quality itself.
There are four kinds of unqualified sunglasses as following, better not wear them.
1, Superficial than real anti-UV sunglasses. Good sunglasses’ polarized lenses can block more than 99% of ultraviolet rays.
Wearing UV sunglasses with poor function, it feels like seeing in darkroom, and the pupil will become larger, residual ultraviolet radiation will be reflected into eyes and hurt the eyes.
2, If the perspective rate is unqualified, don’t wear. Or will have a traffic signal recognition barrier, and easily cause accidents.
3, The sunglasses without identify categories. Sunglasses are generally divided into three categories, namely sunshade eyewear, decorative light-colored sunglasses and special purposed sunglasses for anti-radiation from horizontal level, snow blindness etc…
4, Sunglasses which doesn’t meet the requirements of force resist. When the lenses encounter external shocks, they will be easily broken. Fragments will form a deadly hurt to people’s eyes.
As a top quality sunglasses, acetate eyewear, metal eyewear, optical frame supplier advise consumers, when buy sunglasses, should try to choose high-quality sunglasses.