This Diffuser Filter Set contains three filters Soft tone filter, Duto Filter, Diffuser Filter. The filters soften the image to different degrees and is use to make photographs more charming. The Soft tone filter diffuses to less degree and Diffuser filter diffuses maximum. This Diffusers Filters are simply screwed infront of any Camera Lens with thread size 67mm. This filters have threads infront of them so you can put additional accessories on it. The filters are compatible with all type of Auto focus, Manual, Digital Camera Lenses.