• Can absorb 100% of infrared and ultraviolet. The biggest advantage of black lens do not make the original scene color change, and the most satisfactory is that it can be very effective in the reduction of rays intensity.

Al-foi/Mirror set / Foilen Sonnenbrille.

• Because of the sunglasses lens add a layer of special coating, it will be a more effectively to block the ultraviolet rays.
  

• Can effectively absorb infrared rays and 100% of ultraviolet rays. However, the lens will make some blue color to change the distorted features. The effect of blue lens are slightly behind the light dark lens, however, blue is still as good as the lens for excellent protection,often be used for disposable sunglasses.

• Can absorb 100% of ultraviolet rays, and allows 83% of the infrared and visible light pass through the lens. The greatest feature of the yellow lens is to absorb a large part of the Blu-ray. Because the sun's rays over-through the atmosphere , it is based on the performance of Blu-ray (which may explain why the sky is blue). Yellow lenses absorb blue light, the natural landscape can make even more clear, therefore, yellow lenses used to as a "filter" or hunters to use in hunting,often be used for disposable sunglasses..

• The best sunglasses lens color are dark as light black,brown color or high smoke, followed by green, amber, blue, etc.A red lens are only as the snow to use.
  The best use of driving are polarized sunglasses, because they can weaken the bright glare.