1Made of high quality optical glass, which is highdefinition grinding treatment without affecting the image definition 2Adopts multilayer nanometer coating process, with waterproof, oilproof, antifouling and antiscratch properties. 3The filter fits the body lens perfectly, which is harmonious and beautiful. 4The filter frame is made of highquality aviation aluminum material. Real machine opening mould, fast disassembly design and fast installation. 5CPL filter is used to eliminate harmful reflected light, generally used in landscape photography, improve image clarity and expressiveness, increase color concentration, eliminate reflected light from glass or water. 6ND filter is used to reduce the amount of light into the camera to choose the correct exposure value, to prevent excessive exposure, the use of coating light reducing process, to avoid the traditional ND filter color bias, almost colorless bias. 7UV filter is suitable for the seaside, mountain, snow and open areas and other environment shooting, can reduce the blue color caused by UV, eliminate the interference of UV to CCD, can effectively prevent the immersion of strong ultraviolet radiation to cause the image not clear enough, and can also prevent oil pollution, air pollution and other corrosion to the lens. Condition: 100% Item Type: UVCPLNDFiltersSet Material: Aluminum Alloy + Optical Glass Color: Black Product Size: Approx. 3x3x0.85 cm/1.2x1.2x0.3 in Weight: Approx. 55.0g Model:UV/CPL/ND8Filters Set(3pcs/set) Applicable models:Suitable for DJI OSMO ACTION Camera 1 xUV Filter 1 xCPL Filter 1 xND8 Filter 1.Thewithoutmotioncameraandframe.2.Pleaseallow13cmerrorduetomanualmeasurement.Thanksforyourunderstan3.Monitorsarenotcalibratedsame,itemcolordisplayedinphotosmaybeshowingslightlydifferentfromtherealobject.Pleasetaketherealoneasstandard.