Optical tempered glass, hardness up to 9H, anti-tear and anti-fog, waterproof, dustproof, anti-deformation, high temperature resistanceIt is installed with a mother and child buckle, which is simple and convenient to install and disassembleThe light transmittance of the lens material is nearly 92%, and the light transmittance of the lens is increased by more than 98% with the electroplating AR electroplatingThe lens has a waterproof film plating layer, and the drip angle is up to 115 degrees, and there are no water droplets left on the surface of the lens, which affects the shooting effect