ND8 Filter Kit For Gopro Hero3+, HERO4, (Works with Hero 3 ONLY with NEW STANDARD HOUSING AHSRH-401) Includes 52mm 3pc ND8 Filter Kit (UV, CPL, ND8 Neutral Density Filter) + Gopro Lens Adapter + More UV Protective Filter: Prevents loss of sharpness and contrast by filtering out UV rays and Haze. Protects Lens from scratches, scuffs and smudges CPL Circular Polarizer Filter: Uses Polaroids patented Polarizing techonolgy to give you total on location control of color saturation, make skies bluer, grass greener-even eliminate surface reflections from glass and water ND8 filter (Neutral Density) reduce the amount of light reaching the film without affecting the color. Can be used to enable slower shutter speeds. The ND8 filter allows you to shoot 4 f stops lower in brightly lit conditions. Don't let anyone tell you it's impossible to mount filters on a GoPro camera. This GoPro Hero3+ and Hero4 Lens Adapter Features: Allows you to mount any type of filter or lens converters with a 52mm thread, such as: Linear Polarizer Filters. Circular Polarizer Filters. Neutral Density Filters. Graduated Neutral Density Filters. UV Filters. Warming Filters. Cooling Filters. Close Up Filters. Wide Angle Converters. Fisheye Converters. Tele-Converters. Comes with 52mm Adapter, Allen Key, Lanyard This Kit Includes Some Of The Essential Accessories You Need To Take Full Advantage Of Your New Gopro Hero3+, HERO4, (Works with Hero 3 ONlY with NEW STANDARD HOUSING AHSRH-401) Action Cam