The optical acrylic Vello LCD Screen Protector for Nikon D4s, D5, D7100, D7200, D500 & D810 is designed to protect your camera's screen from scratches, dings, sweat, oily fingerprints, and life's daily grind. Made of 1mm thick polycarbonate this protector guards your valuable camera's screen from dirt, scratches and oily fingerprints. Plus, it blocks UV rays while allowing 92% visible light transmission for clear and bright images. The protector is easily mounted to your camera's LCD screen with an adhesive backing. Once it is properly aligned, the screen should be smoothed down with a clean cloth.