Contact Us
TEL: +86-10-85626018
Fax: +86-10-85626018
Address: No.4030 foor 4, Guoya Global Trade Market, Yabao Rd, Chaoyang Dist, Beijing, China
Home > News > Content
Oct 18, 2017

Sunglasses are a kind of glasses, not only can be used to play cool, but also can use its shading so that you can look straight at everything from the surface. It is also a kind of eyeglasses that can block the sun's rays. Sunglasses are also called sunglasses, it is under strong light to protect the eyes of the "Labor Insurance" supplies. Wearing this lens can block ultraviolet rays and infra-red, while the external environment color does not change, only the intensity of light changes, as if cloudy, there is a cool and comfortable feeling.

Strong sunlight contains a lot of ultraviolet rays and infra-red, may damage the eyes of the cornea, lens, and even fundus, wearing a pair of sunglasses, can block or absorb part of the light, reduce the stimulation of the eye. In recent years, due to the importance of health, many people in the hot summer outing, like to wear sunglasses, to reduce the stimulation of the sun, some people also like to regard it as decoration, sunglasses are a lot of kinds, should be based on different needs to choose.