Ideal for CCD or CMOS Sensors, High quality optical glass. Ideal to Protect your Lens Front and back NanoPro Multi-coatings are Scratch, water, finger print proof , Reflection Reducing Cuts out UV Rays below 390nm ; Cut out IR Rays above 750nm ; 99.4% high lighting transmission between 400-700nm Reduce effects of atmospheric haze, Clearer and sharper pictures outdoors Slim metal ring for both standard and wide-angle lenses