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2011年12月20日星期二
Replica Oakley Sunglasses protectionThe Aboriginal
Equally from 2009, the European CE bull's eye indicates that the deoxyephedrines actually bid an safe degree of Sun Replica Oakley Sunglasses protectionThe Aboriginal Australian Standard comprises AS/NZS 1067:2003 Sunglasses and manner spectacles. The five ratings because transmittance (filter out) nether these standard are based on the amount of engaged brightness, 0 to 4, with "0" bringing home the bacon some auspices by UV radiation and sunglare, and "4" Ray ban Sunglasses Hut betokening a high level of protection, but not to be borne once driving. Australia introduced the world's first national measures because sunglasses in 1971. They were subsequently updated and boomed, leading in 1990 to every bit 1067.1-1990 shades and fashion spectacles (incl. Part 1 base hit Requirements and divide 2 Performance Requirements), which was superseded in part in 2003 by AS/NZS 1067:2003 Sunglasses and forge spectacles. The 2003 update arrived at the Australian standard relatively interchangeable to the European measure. These step opened the European market to Australian-made shades, only the standard also maintained necessaries dealt specific to Commonwealth of Australia climate.The European standard EN 1836:2005 has four transmittance ratings: "0" for insufficient UV protection, "2" for sufficient UHV protection, "6" for good UHV protection and "7" for "full protection, meaning that no more than 5 % of the 380 nm rays are transmitted. Products which fulfill the standard receive a CE mark. There is no rating for transmittance protection for radiation of up to 400 nm s required in other countries (incl. the Baseball Caps Wholesale United States) and recommended by experts.[8] The current standard EN 1836:2005 was preceded by the older standards EN 166:1995 (Personal eye protection –Specifications), EN167: 1995 (Personal eye protection – Optical test methods), and EN168: 1995 (Personal eye protection – Non-optical test methods), which in 2002 were republished as a revised standard under the name of EN 1836:1997 (which included two amendments). In addition to filtering, the standard also lists requirements for minimum robustness, marking, materials (nonpoisonous because bark contact lens and not combustible) and lack of excrescences (to avoid hurt whilst wearing them).
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