This MRC PRO Slim MC UV HD Filter absorbs ultraviolet rays which often makes outdoor photographer hazy and indistinct. * MRC Multi-Resistant-Coating, Waterproof, Oil Proof, Scratches Resistant * Black Almite Frame Filters feature a black matte. Black Rimmed Glass. These filters are equipped with black rimmed glass to reduce the chance of light reflecting off the edge. * Ultra Thin 1mm Glass, Rate of Transmission 99%, 17 layer Double Side Coating * Size: 40mm. Custom designed for FUJIFILM X10 and X20