"A mirror to the world" is in fact not science. People who love outdoor sports must choose different sunglasses according to their needs to protect their eyesight.
For outdoor sports such as beach, skiing, climbing, etc., the sunglasses should have anti-ultraviolet function.
Many sports have specialized sunglasses. For those who love golf and tennis, the 25% light transmission is specially designed for the low reflection of the lawn. Amber lenses can increase contrast and absorb blue light, contributing to visual comfort in sports. For sunbathing or skiing, choose red lenses. It is best for people who swim outdoors to wear a swimming goggles that are protected from UV rays. The mirror of professional ski goggles is made of colored material coated with anti-fog and anti-ultraviolet coating. When it is twisted, it only deforms without breaking, and it will not cause harm to people's face.
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