For Insta360 GO Ultra JSR Diving Filter for Waterproof Case 1. Multi-layer coating filter, high transmittance and high light to restore the true color 2. Using professional optical glass lens, the image is clearer 3. Protect your expensive lens from dust and scratches without degrading photo quality. 4. Material: Optical glass Features of different filters: 1. 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. 2. CPL Filters: Increases color saturation, creating deep, rich scenic images. Helps to reduce the amount of light entering the lens. 3. 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. 4. Star Filter: It is a kind of radiant effect that takes the luminous point as the center and produces a radiant effect after the light is diffracted. 5. NIGHT Anti-light Pollution Filter: It can effectively reduce light pollution and make the picture show real color. 6. Pink filter: Use in about 1-5 meters of water,in blue waters can effectively restore the red light absorbed by water and correct color deviation 7. Red filter: The absorption of blue light can produce a romantic sky effect or daytime moonlight like effect, and has the function of absorbing ultraviolet rays. Shooting generally needs to increase exposure level three, the specific needs of shooting requirements. 8. Purple filter: Use in about 5-25 meters of water can effectively reduce the color deviation of green plants (Not all model type and styles include the above features, you can choose filter styles according to different effects) Note: <