reflect the harmful rays of the sun

Polarization process, this is a kind of used to prevent glare, since the 50's has been the wholesale polarized sunglasses. It is useful to block harmful rays of the sun. In fact, the polarization is like a filter, save your sensitive eyes from the harmful rays of the sun or any other bright light. They just keep bright light hits your retina, and therefore prevent you blind.
In fact, not only that the polarized sunglasses to go out more clear, sharp eyes, cut out the bright lights and reflect the harmful rays of the sun.
In the world most people find it difficult to see clearly in the glare of the sun, so must continually narrowed her eyes. Polarized sunglasses such people have brought great comfort, help them to see clearly, without compromising their eyes in the sun.
Polarized sunglasses on the eyes and soft, clear vision, in the sun, or even in bright light. Please remember, polarized sunglasses are not just for the sake of. Wholesale polarized sunglasses is actually a great person's aid, and assist in driving safety, prevent accidents glare from the opposite direction of the vehicle on the highway.
Imagine, driving or ski, suddenly a polarizing sunglasses bail you out without the glare of the sun blinds. "Polarizing filter" paint actually mirror away from eyes and from Sunglasses away from the sun / glare, so that you are absolutely necessary for polarized light shade, when you get out of the house.
I hope you can really visualization problem now, you can have your eyes do not use polarizing sunshade wholesale.
Contact with sharp lights and disruptive solar ultraviolet (UV) irradiation can lead to the formation of a thin lining of turbid matter, can lead to a rare malignant melanoma, lead to cataracts, macular degeneration, even eye cancer.