What are the tips for buying sunglasses

In the summer sun, when you go out to play, the scorching sun can hardly open your eyes. In addition to umbrellas and hats for sunshading, sunglasses are the best weapon against ultraviolet rays. The dazzling light can penetrate your eyes and cause damage. Sunglasses can reduce the damage of strong sunlight to your eyes. The dazzling light can cause headaches. Sunglasses have a filtering effect of 95-100. Recommended reading: Sunglasses are knowledgeable. Most people still choose sunglasses for aesthetic considerations. They think that sunglasses are an accessory. When buying glasses, the appearance of the glasses is the first consideration, even in clothing stores. There will be a lot of sunglasses for people to buy to match the clothes. Although sunglasses have the function of decoration, their protective function is the most important. Because if there is no proper blocking of ultraviolet rays, it will cause damage to the eyes for a long time. The ultraviolet light should be absorbed by the lens. If the absorption is incomplete and enters the retina, macular degeneration of the retina will occur, and if the absorption is not complete, it will enter the lens and cause the lens to become turbid, resulting in serious eye diseases such as cataracts. Therefore, if you wear a pair of bad glasses, in addition to no protection function, it will hurt your eyes and it will be too hard to draw. How to choose a suitable pair of sunglasses? When buying sunglasses, you should pay attention to: ● The human body has an instinctive response to self-protection. When the eyes are exposed to strong light, the pupils will naturally become smaller, which reduces the ultraviolet energy entering the eyes. Once wearing glasses without UV protection, it will make the pupils. Magnification, coupled with the fact that this kind of glasses does not have the effect of isolating ultraviolet rays. At this time, the eyes are wide open. If ultraviolet rays enter, the damage to the eyes can be imagined. ● Sunglasses can block ultraviolet rays because a special coating is added to the lenses. Inferior sunglasses not only can not block ultraviolet rays, but also severely reduce the transmittance of the lenses, making the pupils larger. Instead, a large amount of ultraviolet rays will be injected into the eyes. Damaged. In addition, inferior lenses also cause people to have symptoms of visual fatigue such as nausea, forgetfulness, and insomnia. ● The color of sun glasses is best in light gray, brown or light smoke, followed by green, amber, blue, etc. The red is only used for sunbathing or on snow. ● It is best to use polarized sunglasses in a car, because they can reduce the glare. ● If after you put on sunglasses, others can see your eyes very clearly, then your lenses are too light. ● When the sun goes down, it is best to remove the sunglasses, otherwise, our eyesight will be affected in places with weak light. ● You should go to a regular eyeglass shop to choose sunglasses with anti-ultraviolet function from a regular manufacturer. ● Pay attention to the surface of the lens when choosing. ● People with slender faces are suitable for round sunglasses.
If you are a oem sunglasses fan, you definitely want to enjoy the best possible. The that you choose plays a major role with the kind of experience you have when using it.
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