uv http://www.adorama.com/alc/taginfo/uv Article: Pro Optic Filters—AdoramaTV .Product Reviews <p><span style="font-size: small;">Adorama Photography TV presents Pro Optic UV and polarizing filters. </span></p> http://www.adorama.com/alc/article/13003 News: Hoya's new polarizer lets more light through.HRT Circular Polarizer allows 1/3 stop more light http://www.adorama.com/alc/news/12475 Article: Protect your lens with Skylight or UV filters.Things to put in front of your lens <p><span style="font-size: small;">The advertised purpose of a Skylight or UV filter is to cut atmospheric haze by absorbing ultraviolet light. </span></p> http://www.adorama.com/alc/article/11566 Article: What's A UV Filter For?.Demystifying a common accessory <p><span style="font-size: small;">A UV filter is one of the most common accessories purchased by SLR lens owners. </span></p> http://www.adorama.com/alc/article/8401