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Although photochromic lenses commonly known as transition lenses Today, the correct term is photochromic or photochromic. Photochromic Sunglasses sun are commonly the transition sunglasses because his transition from darkness to light when you leave when indoors. The definition is photochromic able to change the color of exposure to radiant energy and relating to, or use the color change is indicated by a photosensitive substance. You may ask: "How does this happen? ".

Photochromic lenses have built many molecules. These molecules are transparent to visible light when, in the absence of UV light, so the lenses will be light. When, in the presence of light UV, the molecules react and change form. When this happens, the molecules absorb some visible light, causing the lenses to darken. The brighter the sun the darker the lens.

Photochromic lenses are ideal for those who use glasses, who can not wear glasses sun, unless they are prescribed. If you wear glasses and sunglasses outside, you are required to take two pairs of glasses. For most people this is a nuisance. You break the implementation of torque or lose. If you choose to wear photochromic lenses, you can use for glasses and sunglasses. Just purchase photochromic sunglasses, make sure they are ready to take your Rx and local ophthalmologist.

Photochromic Sunglasses are great for motorcycle riding sun glasses too. So many motorists are forced to take two or even three pairs of sunglasses or goggles or kits lenses with interchangeable color lenses clear, coal and amber. Photochromic lenses you can buy and wear only a pair of sunglasses or glasses for the day and even traffic at night. Photochromic lenses you do not pull the other side of the inter endanger his life and maybe change your sunglasses or goggles. You can ride in the morning the night without having to change eyeglasses.

When you buy photochromics be aware that the money you spend. If you buy sunglasses cheap or photosensitive glasses have lenses protection tend to move at a much slower and usually does not get dark enough. They tend to darken to a gray / smoke instead of the lens dark charcoal. Some people prefer this, but in our experience most people want to change lenses quickly and have the objective charcoal outdoors, when the goal instead of lighter gray. Much of this depends on how your eyes are sensitive to sunlight. If you notice a lot of squinting when you're out, eyes are more sensitive to light, which means that you should spend the dollar extra and get a good pair of sunglasses or photosensitive glasses. You will not regret it.

Owner: Roger Green
Company: http://www.superflysunglasses.com
Retail - Stunna Shades, Big Celebrity Sunglasses, Motorcycle Riding Sunglasses, Goggles, Photochromic Sunglasses, Polarized Sunglasses, Aviators, Sport Sunglasses, Super Dark Sunglasses, Motorcycle Headgear.