u003cbru003eIntroduction: In the hot summer, wearing a pair of
glasses.com/sunglasses-1.html' target='_blank'>sunglasses is necessary, but some people like to wear sun
glasses, regardless of time and occasion, outdoors or indoors, and even wear them at dusk, watching movies, and watching TV. This It will increase the burden on the eyes, cause tension in the eye muscles, blurred vision, and dizziness and inability to see for a long time in severe cases. First of all, there must be an anti-ultraviolet logo on the
sunglasses. Therefore, when buying
sunglasses, you should choose glasses with '100% UV protectionSecondly, the color of the lens should be selected based on the color of the surrounding environment without distortion, the edge of the object is clear, and the different color signal lights can be effectively identified as the principle. The color of the lens is gray, brown, and green, because the lenses of these colors are resistant to infrared rays and ultraviolet rays. Absorption is better. In addition, the anti-ultraviolet function of sunglasses is also related to the lens material and technology. Although the darker the color of the lens, the stronger the shading effect, but it does not mean that the stronger the ability to prevent ultraviolet rays. The lenses are generally medium-depth. Of course, if a strong shading effect is required, darker lenses should be selected. However, cyclists or motorists should not choose too dark lenses, otherwise it will be difficult to identify the color of traffic lights. Some people like to wear sunglasses, regardless of time and occasion, outdoors or indoors, even at dusk, watching movies, or watching TV. This will increase the burden on the eyes, cause eye muscle tension, blurred vision, and in severe cases. Symptoms such as dizziness, dizziness, and inability to see for a long time. These symptoms are caused by the abuse of sunglasses. Conclusion: The anti-ultraviolet function of sunglasses is related to the material and craftsmanship of the lens. Although the darker the color of the lens, the stronger the shading effect, but it does not mean that the stronger the ability to prevent ultraviolet rays. The lenses are generally medium-depth. Of course, if a strong shading effect is required, darker lenses should be selected. However, cyclists or motorists should not choose too dark lenses, otherwise it will be difficult to identify the color of traffic lights. Article Title: Are your sunglasses UV-resistant? Article finishing:
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