What are polarized sunglasses?
General sunglasses lenses darken the color and reduce only the glare (visible light) that people can feel. LSDDesigns polarized sunglasses lenses not only add color, but also add a polarizing filter to cut diffusely reflected light and UV rays. In addition to glare, polarizing films (polarizing filters) have the role of removing light noise called miscellaneous light, such as glare on the surface of water, reflections on car dashboards, golf course grass and wet road surfaces. ) is mounted on the lens.
What are the effects of UV rays?
It is said that there is no problem with eyes as long as you go outside for a while in your daily life. However, prolonged exposure to strong sunlight (ultraviolet rays) during the day can cause cataracts and increase the risk of keratitis. It is important to protect your eyes from UV rays when you are exposed to the sun for a long time, such as during outdoor leisure activities, sports, or work.
LSD Designs polarized sunglasses block over 99% of UV rays (UV400nm). It is recommended to wear it when exposed to the sun for a long time.
What is the point of selection?
We have lenses with visible light transmittance from 10% to 40%. To put it simply, since light passes through only the number, the lower the number, 10%, the darker the lens. Visibility is 10% to 20% in seasons with strong sunlight and glare, or in good weather, and a mirror system is recommended. The correct answer is to decrease the light transmittance.