Genustech UV Protector Filter (105mm) 105mm UV protective filter with Multi Resistance coating. This UV filter is suitable for all camera lenses with 105mm filter threads including Canon HD ENG/EFP lenses 105mm filter thread (P1) HJ22ex7.6B IRSE A / IASE A KJ13x6B KRSD KJ21ex7.6B IRSE KJ22ex7.6B IRSE / IASE Type UV protector Size 105 mm x 1.0 thread pitch Filter Factor 1 (0 stop) Multi-Coated Yes; Multi Resistance Coating Effect Absorbs UV light and reduces bluish cast of daylight Protects lens from dust, scratching, and impact Construction Optical glass and aluminum filter ring Front Filter Thread Size 105 mm x 1.0 thread pitch Front Lens Cap Size 105 mm Scratch resistant