Sunglasses with special functions

1.Polarized lens

Polarized lens reduce glare and are used on horizontal roads, water, ice and snow. It can be worn when driving, skiing, water skiing and cycling. After cataract surgery and light sensitive elderly people, these people choose polarized sunglasses can also improve visual comfort. In addition, driving with polarizer will broaden the field of vision, but you may not be able to see the LED display, GPS and mobile phone screen. Color recommendation: yellow, brown, green, can filter blue light.

Polarized sunglasses cannot be used in flight. For some sports, such as golf, polarized sunglasses may cause part of the visual information loss, affecting performance.

2.Photochromic glasses

Color changing glasses are usually sensitive to ultraviolet light. The color of the lens changes with light intensity and becomes darker or lighter. For people who wear glasses themselves, color changing glasses are more convenient and more comfortable to use indoors and outdoors. However, when changing the environment, it can not change color immediately. When it is cold, the color change reaction occurs more slowly, and the windshield will interfere with the color change of glasses. Color changing mirror can not completely replace sunglasses. It will not appear dark enough in the strong light environment such as beach and snow, and can not bring enough visual comfort.

3.Reflector Sunglasses

The color of mirror reflective coating is varied, which is determined by the thickness and structure of the coating, and the lens color that the wearer can see is generally brown or gray. Reflective coating can reduce 10% - 60% of the light passing through the lens, so it is very suitable for desert, snow, high altitude and other strong light environment, and is very popular in extreme sports.