Wearing sunglasses instead more injury eye

The hot sun hot summer day, ultraviolet enhancement, many citizens are put on the sunglasses, go out and roadside street stalls on colourful glasses, with its novel style, variety of modelling is especially popular with young people. But optometrist reminds, colored glasses do not equate with sunglasses, if you choose to wear is undeserved, may cause harm to the eyes. Sunglasses factory YC9708 general sunglasses C7 black box silver leg/lens grey colored glasses do not prevent ultraviolet ray is more dangerous than don't wear on the street stalls, everywhere some vendors sell colored glasses, 'ten yuan, unified color pick style', color sunglasses is particularly popular with women, it's fashion beautiful, some people keep several at once. Currently sold on the market of sunglasses there are mainly two categories, one kind is shading mirror, can have the effect of keep out sunshine, can alleviate eye fatigue or the damage caused by the strong light stimulus; Kind of color glasses is now popular in the market, some people think that is colored glasses sunglasses, this is a myth. Colored glasses because of different colors, although itself has certain protective effect to the eyes, but in and of itself cannot block ultraviolet light. Sunglasses factory YC9712 men sunglasses C1 gun/green eyes met strong light, the pupil will naturally become smaller, cut into the eyes of uv energy, once without uv protection function on the glasses, the eye is equal to the portal is big, let ultraviolet intrusion, more dangerous than don't wear sunglasses. Want to shade or for decoration according to demand to choose sunglasses sunglasses of choose and buy, the purpose of the first to determine your choose and buy is for sunshade, or for tie-in dress, adornment effect. Reduce glare, clear vision and deformation, prevent ultraviolet, no distortion of color identification, accurate identification of traffic signals, etc. , should be the basic function of sunglasses. Ray-ban sunglasses RB3449 men silver/lens dazzle colour blue 004/55 when choosing sunglasses, not only pay attention to the design, while ignoring its inherent quality. The choice of lens color depth, should depends on the required activities, according to different light sources and occasions, the color of the lens will affect the shading effect. To make sunglasses can effectively block the summer light, the color of the glasses should have enough depth, but by bike or drivers, don't choose the lens color is too deep. Has safety protection performance of sunglasses, the lens using impact resistant materials, such as PC sheet when the choose and buy should pay special attention to ultraviolet resistant glass lenses, glass is difficult to fully meet the requirements of anti ultraviolet, consumers should pay more attention to when choose.
related: sunglasses sunglasses