The UVa II filter protects the front elements of the lens against spider webs, marks and success. At the same time, the new multicapacity and significantly improved optical parameters allow the full image quality to be maintained, even in undesirable lighting conditions. Thanks to an additional thread, the UVa II filter can also be used in combination with other filters and acts as permanent protection for your valuable filters. Superior optical precision Made from high quality optical glass. Molded and polished with the same attention to detail as the famous Leica lenses manufactured exclusively for Leica which meet the strict testing and acceptance requirements of Leica. Inimitable performance through Leica Multi Coating. The same multi-coating is used as in Leica lenses. Quality of Complete image of Leica lenses including in poor lighting conditions such as retrolighting. Reduction of light reflections to just 0.35%. Perfect mechanical craftsmanship. Made from the same aluminum as the lenses Anodized silver or black to coincide perfectly with the protective lenses Anti-dirty lenses Letters engraved in a cheap print place The filter glass is kept in place with a screw ring in place of a simple clip