Nowadays, cosmetic lenses are favored by more and more young women. However, the market is currently filled with a lot of low-priced low-quality cosmetic lenses, consumers should be especially careful when choosing, if you want to buy, be sure to choose by the State Food and Drug Administration registered products, otherwise it will bring greater health risks. Cosmetic lenses are a kind of colored contact lenses, wearing it can let the eyes show blue, green and other colors, and can use the principle of refraction to make the eyes become more translucent. At present, the sales channels of cosmetic lenses are chaotic and the market is not standardized. In Beijing, not only the size of the eyeglasses store and some drugstores operating a variety of beauty lenses, some wholesale markets, especially online, hundreds of beauty lenses can be bought anywhere. Good and bad “three-free” cosmetic lenses into the market, so that in recent years due to wear cosmetic lenses and eye diseases caused by the incident occurred from time to time, cosmetic lenses become a beautiful “killer”. Although cosmetic lenses have cosmetic effect, but its essence is a kind of medical supplies. Wearing poor-quality cosmetic lenses can easily cause conjunctivitis, corneal epithelial defects or allergic reactions and other eye diseases, and even cause eye infections, so that the eyes are subjected to different degrees of damage. It is understood that some consumers often use the word “pupil” to refer to cosmetic lenses, thinking that as long as the cosmetic lens is “pupil”. In fact, “pupil” is a special registered trademark, only the brand of contact lenses with cosmetic effect can be called pupil, and the market is not registered abuse of “pupil” name of the lens may have health risks. Buying cosmetic lenses from unlicensed street stalls is tantamount to risking the safety of your eyesight. In the choice of cosmetic lenses to see whether the product has the approval of the State Food and Drug Administration; to regular optical stores or hospitals to find optometrists for their own optometry, wear suitable cosmetic lenses, and regular follow-up; in the removal of cosmetic lenses to pay special attention to health.