For DJI Action 5 Pro Camera Lens Filter 1. Optical glass, precision grinding and polishing, high-definition imaging; 2. Double-sided multi-layer nano-coating technology is used to restore the true color; 3. Double-sided oleophobic and waterproof, escorting your lens; 4. The original lens will not be damaged during installation, and the filter can be replaced at any time to prevent you from missing the wonderful moments. Features of different filters: 1. CPL Filters: Increases color saturation, creating deep, rich scenic images. Helps to reduce the amount of light entering the lens. 2. ND Filter: You can get more freedom to control aperture and shutter, bring more exposure methods and creative space for photography creation, and effectively prevent overexposure. The number behind ND represents the ability of the ND mirror to block light. 3. Diffusion 14 Soften harsh shadows: Use this black mist filter to soften harsh shadows, reduce unwanted reflections and lens flare for a more even light distribution for natural and pleasing images. 4. UV filter: Suitable for shooting in the seaside, mountains, snowfields and open areas, etc. It can reduce the blue tone caused by ultraviolet rays. At the same time, for the camera, it can also eliminate the interference of ultraviolet rays on the CCD, which helps to improve the effect of sharpness and color reproduction. (Not all model type and styles include the above features, you can choose filter styles according to different effects)