How to choose sunglasses

Spring requires a new costumes, and with it, and new accessories. In particular - sunglasses. You have already met not only a protective function and become a part of the image, style, man. They can be used to correct deficiencies or to create a striking image and memorable. To make the right decision - the main thing. When choosing sunglasses, you must first pay attention to the markings on the inside of the arches. If it is a symbol of the EC - which means that the product is to apply the rules in the EU met. If no labeling at all to buy a product is dangerous: there is a risk of eye damage. Lenses should not be passed to UV rays. Make sure that was true or not is quite simple: if after prolonged skin around the eyes a little clearer to see, you have to do with quality products. A sunglasses ultrafioletuPokupaya disability, you have to focus on this area where you intend to use them. For example, in the middle band is the perfect choice, stained with moderate parties in sunny countries are invited to buy a product with the change to more intense. According to European standards, the sunglasses are divided into five groups. Zero group - slightly tinted glass. They can be protective of cloudy days, the sunlight makes less exercise. Have a view of the capacity of 80-100% of the sun. The first group includes lenses for the inactive designed to miss 40-80 percent of world population. The second group is designed for the most intense radiation and is recommended for those who live permanently in the center of Russia. These points are not maintained on average 18 to 40 percent of the total luminous flux. And if the forecasters expect a warm and cloudless, can not do without a hint of the third group. These lenses have a bandwidth of 18.8 percent, and the defense are reliable eye on a hot afternoon. At sea or mountain resort rest experts advise to sunglasses with a polarizing filter that eliminates glare from water and snow for the surface to remove unnecessary stress to the eyes. These products have increased from 08.03 percent of sunlight. UV rays are of two types, A and B. The latter, according to eye doctors, dangerous to the eyes. The label of the brand is always a show. A mark which type of radiation and the amount of interest because they protect the inscription "blocks of at least 90% of UVB and 60% UVA" means that the product passes 90 percent of the radiation type B and 60 percent of the rays of type A. The higher the proportion of UVB rays, these points will cost 1.5 rubles good sunglasses safety glasses horn prefer duzhkiKakim - .. a glass or plastic - one. A matter of taste, thanks to modern production techniques, supports the sustainability of the target polymer no glass, no protective properties, and are still lighter and not to fight, when stuffed with well-defined - .. You can think of the framework. Sunglasses are a good option in a position to adjust the facial features and disguise flaws. Do not forget the fashion trends. In this season are big glasses still valid, but in the summer of last comparison, which are somewhat smaller. Eccentric Glamour to make way for a quiet elegance. The shapes are more curvy and soft, and the same models fit perfectly to the face. Now the emphasis is placed on the surface is not quantity but quality is impressive, although the highest honor of a famous designer logo -. Brands like the sun-but this season has a much more modest. bright crystals are replaced by laser engraving and metal plates under the gold or silver as a bonus ... yellow, red and green is not given to the positions of the original prints and patterns in the style of pop-art images particularly important turtle, and leopards. The average cost of brand 3-6000 points. Rainbow is glazVprochem for this riot of color in the spring not only a framework, but the goal in itself, and here are very important for the colors of the rainbow. However, when choosing sunglasses with colored lenses, consider the effect of certain colors in the psyche and human perception. For example, soothing green, blue, purple and soothing. However, with the Reds should be more careful. They are irritating to the psyche and distort colors, which can lead to temporary loss of orientation in space. Yellow lenses also have the right to exist, but as a decorative accessory. For serious protection from the sun, they are not suitable due to slight muscle. But despite tsvetomaniyu ties, experts invited to meet the measure. Therefore, you should choose to continue wearing contact lenses classic colors: .. black, gray, brown, allowing the possibility that the surrounding colors and filtered ultraviolet and infrared rays seem more doroguOsobuyu sunglasses category perceive are products designed specifically for pilots and fans of water sports or winter. Conventional lenses are replaced by polarized. These windows, in addition to UV light was neutralized in the road, mud and water. One possibility for these glasses are famous "Polaroid". All products of this company are equipped with a polarizing filter, the overwhelming light and offers maximum comfort, without color distortion. It is easily recognized by a bluish tint glass. These lenses are usually sold in pharmacies and specialty stores, but if they are on sale in the market - be careful, in nine out of ten cases of counterfeit The average cost of "Polaroid" 1.5 to 3. 5 miles. FOR A FRIEND ONLINE