Feature:1. The lens frame is made of aerograde aluminum alloy with CNC precise machining and anodized surfaces treatment.2. Easy to install and remove, with high definition optical glass production, strong and durable in use.3. MCUV filter adopts multilayer coating film, which is suitable for shooting under the environment of seaside, mountain, snow field and open area, etc., and can weaken the blue hue caused by ultraviolet light.4. At the same time, for the camera, it can also eliminate the interference of ultraviolet on CCD, which is helpful to improve the clarity and color restoration effect.5. Adopt doublesided multilayer nanometer coating process, waterproof, scratchproof and oilproof, make the lens surfaces form a protective layer that prevent waterdrop and oil can not absorb the surface, easier to clean and maintain.6. Designed for GOPRO HERO9 motion camera, the lens protective cover replacement filter gives you better shooting effect.Specification:Condition: 100% Brand NewItem Type: MCUV Lens FilterMaterial: Aluminum Alloy + Optical GlassColor: Black Product Size: Approx. 32x32x5 mm/1.3x1.3x0.2 inWeight: Approx. 47.0g.Package List:1 x MCUV Lens FilterNote:1. Please allow 13cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.