What are the functions of sunglasses? _Sunglasses knowledge_

Now more and more people choose to carry sunglasses every day, which has gradually become a fashion. After all, the role of sunglasses is also very big. First, it can help us block the strong light that will hurt us and prevent our eyes from being hurt. Every day, the sun is actually very toxic to our eyes, and the function of sunglasses is to help us block our eyes. The bright light that hurts us prevents our eyes from being hurt. Especially in the hot summer days, it is a special need to bring sunglasses. Not only can it reduce our sensitivity to strong light stimuli, but it can also protect us from light damage. And on windy days, it is also an indispensable weapon, it can reduce the damage of sand and dust particles to our eyes, prevent them from entering our eyeballs, and allow us to be better in windy days. Live our lives in peace. Second, we need to choose sunglasses that can protect against UV rays, but now more and more styles of sunglasses make it impossible for us to start, but we must clearly remember that no matter what kind of sunglasses we choose to choose, we must pay attention to what it marks UV logo, because this is a very important role. Under normal circumstances, many shops have instruments that can detect the ability of sunglasses to prevent UV rays, so that we will not be confused. Third, choose the right color of the sunglasses lens Next we have to choose the lens color of the sunglasses. Usually, everyone will choose gray and green, because the lenses of these colors are very good at absorbing all kinds of light. Wearing such sunglasses can improve our vision, improve our clarity, and in many cases, allow us to play its role in places with severe air pollution, and make us satisfied with our choices. Put on your sunglasses and make our world brighter in the dark. Let's become a fashion trend, make sunglasses more popular, and play the role that it should have.