What are the effects of UV rays on the eyes? _Industry information_

Ultraviolet rays are more commonly heard in our lives, and although ultraviolet rays have a certain bactericidal effect, under certain circumstances, ultraviolet rays are also harmful to the human body, especially where the ultraviolet rays are particularly strong, if we do not pay attention to protection , Eyes, and skin are all vulnerable to injury. For eye protection, everyone will wear sunglasses to prevent ultraviolet rays. Let's take a look at the damage of ultraviolet rays to the eyes. In normal life, the irritation of the ultraviolet rays in the atmosphere to the eyes cannot be ignored. There is no doubt that the strong ultraviolet rays will damage the eyes. Under long-term ultraviolet radiation, conjunctival pannus will appear and the eyes are easily congested. If you compare In severe cases, it will directly affect vision. Some people do not pay attention to protecting their eyes. Under the stimulation of ultraviolet rays, it can also cause keratitis, and the eyes will have symptoms such as photophobia, blurred vision, and tearing. A large part of cataract patients is related to ultraviolet rays. Long-term exposure to ultraviolet rays, or frequent exposure to the sun, will gradually increase the insoluble protein content in the lens and form cataracts. The human eye dominates the important part of the central vision, the macula. Excessive ultraviolet radiation can cause macular damage and cause eye diseases related to macular degeneration. Ultraviolet rays can also cause damage to the eye skin. The eye skin is also particularly fragile. Long-term exposure to excessive ultraviolet light can cause eyelid skin cancer. If the sterilization and disinfection ultraviolet lamp used by people is exposed for a long time, the ultraviolet energy emitted by it will be large, and it will damage the eyes. It will damage the epithelial cells of the cornea and cause eye irritation, tearing and other symptoms. In electric welding, if you don't wear protective glasses, your eyes are easily stabbed by the strong ultraviolet rays in electric welding, and the eyes are sore, tearful, and photophobic. If it is stimulated by ultraviolet light for a long time, it will cause chronic blepharitis, even secondary infection, and corneal ulcers may also occur.