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一面镀金属反射膜,反面细磨或者检测抛光增强铝:Ravg>90%@400-700nm保护铝:Ravg>87%@400-1200nm紫外保护铝:Ravg>80%@250-700nm保护银:Ravg>95%@400-12000nm增强银:Ravg>98.5%@700-1100nm保护金:Ravg>98%@2000-12000nm
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