Article Exchange - Submit Articles Sunglasses Eyeglasses Eyewear Fashion

<img src='http://www.sunglasseschristiandior.com/images/ABS_Thmb_Reading_Glasses_Sm.jpg' alt='Designer Reading Glasses, Sunglasses' border='0' align='left'><h2>Tinted reading glasses lense</h2>Many of the leading eyewear manufacturers - releasing the workpiece from mineral glass for the production of sun corrective spectacle lenses. Billets are the introduction of metal salts in the mixture for the production of glass. It is known that the salts of nickel and cobalt stain glass a violet color, salt, cobalt and copper - in blue, chromium salts - in green, iron salts and cadmium - in yellow, and gold salts, copper and selenium - in red. Combinations of various salts can get glass lenses with different light transmission in the visible spectrum, completely cut off the UV component of solar radiation. Feature tinted <a href=http://www.abs-sunglasses.com>sunglasses</a> and <a href=http://www.abs-sunglasses.com>reading glasses</a> is the dependence of their optical density on the thickness, so now these glass lenses are less in demand than others.<h2>Surface-colored organic glass lenses</h2>Many optical techniques have mastered the uniform and gradient coloring a variety of sun dyes, as well as the processing of sunglass lenses in solution UV-absorbers. The most common colors are still gray and brown but are in demand and more sophisticated colors are green, blue and yellow. In the U.S. the biggest demand is gray, and in Europe - brown. When choosing shades opticians try to reflect the lifestyle of the client. Gray provides a uniform reduction of light transmission throughout the range of the visible spectrum, and therefore - and more uniform color reproduction. Sunglasses or reading glasses lenses gray recommend those for whom these characteristics are most important - artists, designers and restorers. If you need to improve the contrast, you should give preference to brown. A brown sunglasses or reading glasses lens reduces the perception of blue and blue colors, while green is becoming clearer. Brown glass lenses are better suited to those who spend a lot of time behind the wheel of a car, as they provide a clearer perception of the road surface. Lenses green color, like brown, provides improved contrast without a significant change in color. Lenses yellow can recommend to customers, which is more important to increase the contrast without a significant change in the visible range of solar radiation: those involved in motor sports, shooting, playing golf. Many prefer sunglasses lenses are yellow due to the fact that points become more "sporty" look. Lenses amber-yellow color is well suited for doing a great tennis as well as improves the contrast and facilitates the orientation of the player on the court, at the same time protecting to some extent from excessive solar radiation.