Sunglasses lens types can be divided into: Anti-reflective protective lenses, color lenses, color coated lenses, polarized lenses and photochromic lenses and other five.
1 anti-reflective protective lens: This lens is coated with a thin layer of magnesium fluoride to prevent light reflection, allowing you to see things more clearly and without light interference. To test your sunglasses is really with anti-reflective protective lenses, glasses can be aligned with the light source, if you see a purple or green reflective, it means the lens does have anti-reflection coated with a protective film.
2 color lenses: also called "dyed lens", that is, the lens production process, with some chemical substances, so that the lens showing the color to absorb specific wavelengths of light. This is the most commonly used lens Cartier sunglasses replica type.
3 coloring lens: This lens show the same effect with colored lenses, only made in different ways, it is the color applied to the surface of the lens, the most well-known is the "gradient-like coloring lenses," color is at the most, and then down gradually shallow. Generally with prescription sunglasses are painted handle multiple lenses.
4 Polarized lenses: In order to filter the sun shone on the water, land or snow equality dazzling light direction, perpendicular to the lenses to add a special coating, called polarized lenses. Most suitable for outdoor sports (eg: Seaside, skiing or fishing) is used.
5 Lenses: it was also known as the "photographic lenses." Because the silver halide in the lens add chemicals to the original colorless and transparent lenses, glare met, it will become colored lenses, do protection, it is suitable for both indoor and outdoor use.
6 sunglasses clip: cartier sunglasses cheap clip is designed specifically for myopia polarized sunglasses, effective anti-glare, anti-UV. Particularly suitable for driving, outdoor, fishing and other outdoor sports. Using polarized lens technology, visual resolving power increased dramatically. Eliminate 99% reflected light and scattered light to make your vision clearer supple. Special coated lenses enhanced treatment and effective degree of resistance to abrasion, scratch, impact.