About Product:1. 40 meters waterproof depth, anti-pressure protection is not penetrated.2. Adopt symmetrical locks buckle design, and the structural performance is very reliable. The shell is thicker and more sturdy and not easily deformed. Not only can it be used for diving, but it can also protect your camera and lens in an all-round way, preventing your camera from being scratched and scratched.3. Light-transparent material, no need to worry about light during shooting.4. The optical imaging tempered glass is used, and the transmittance of the lens material is close to 92%. The AR extra-projection film is coated to make the lens transmittance reach more than 98%, and the waterproof film is coated with a drip angle of 115 degrees to ensure that no water droplets remain. The surface of the lens affects the shooting effect.