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Light color sunglasses is more helpful to the eyes

by:Eugenia     2020-07-21
Wearing sunglasses in the outdoor is a protection to the eyes, but eye experts stressed that must wear qualified sunglasses. A pair of qualified sunglasses must be able to hold back by ultraviolet ray, the different colors of the traffic signal has good resolution. And this kind of requirement, light color of the lens is more suitable. Sunglasses factory YC9712 men sunglasses C1 gun/green eye, said an expert in the clinic, she often encounter some wearing sunglasses is tears, afraid of the light. Most of the time they choose are red and green sunglasses, and medical claims that runs counter to the light. In fact, is good for the eyes color is dark brown, light green, etc. Wear too deep color glasses can make eyes in a dark room environment, the person's eye pupil in dark environment will automatically expand, pupil long-term expansion easy cause diseases such as glaucoma; Inferior sunglasses also can cause more ultraviolet penetration eyes, easy to cause the sunlight keratitis, corneal endothelial injury, eye diseases such as macular change color; Darker glasses make the eye's ability to distinguish colors, it's easy to have a color confusion, causing a traffic accident. Summer should try to wear sunglasses in the outdoor, but not all are suitable. Without the sun shade, can take the sunglasses off, let your eyes rest in natural light offline for a while. When buying sunglasses, it is important to note that the product of the lens, tag, color and UV index. Every formal qualified products through the quality inspection certificate, should let business to produce relevant certificates when buy. This should not be ignored. For uv protection, good or buy light grey, green, blue gray real shade the lens of sunglasses, because these relatively subdued color, looking at nature does not change color. For sunglasses, UV ultraviolet index is filtering effect is an important standard. At present, most of the sunglasses UV index in 96 - 98%, dark lenses must be better than the light color lenses.
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