Absorbs the ultraviolet rays which often makes outdoor photographs hazy and indistinct. This multi-purpose, fine-weather filter for colour as well as black & white photos. It also serves as a permanent lens protector. While designed specifically for digital cameras the PRO1 Digital series can be used on film cameras as well. Digital Multi Coated: DMC filters greatly reduce lens flare and ghosting caused by reflections. Black Almite Frame: Black matte aluminium satin finish almite frame reduces reflections Black Rimmed Glass: Black rimmed glass reduces light reflection around the filter edge. Low Profile Frame: Ultra thin low profile frames to help avoid vignetting on super wide angle lenses Knurled Frame Edge: Equipped with a knurling edge for easy attachment and removal Read More