Fangrui Product Details Cpl Polarizer.cpl Polarizer Can Harmful Reflections, Improve The Clarity Of The Image, Increase The Contrast Of Light, Color Saturation, Such As , White Clouds, Etc., So That The Color Is More Vivid. Uv Protective Lens.uv Protection Lens Can Effectively Reduce The Blue Caused By Ultraviolet Rays, Increase The Light Transmission, So That The Picture Quality Is Clearer, But Also A Lens Protection Lens, To Bring High-quality Protection For The Lens. Nd Scaler.nd Scrim Can Reduce The Amount Of Incoming Light, Lower The Shutter Speed, Prevent Overexposure, Also Can Resist Scattered Light, Improve The Color Saturation Of The Picture, You Can Clouds, Silky Flowing Water, Empty Streets. Commonly Used In Street Scenes/natural Scenery/tourist Attractions/ Special Effects Night Anti Light Damage Filter.anti-light Damage Filter Is Mainly Used For Night , Can Effectively Filter Some Common Off Pollution, Such As Yellow Light From High Pressure Sodium Lamps, Street Lights And Artificial Light Pollution From The Lower Crafted With Attention To Detail