Marsace 55mm Super HG MRC Multi-Resistant Nano Coating UV Filter Absorbs Ultraviolet Light, German Schott B 270 i Optical Glass, Precision Premium Construction Ultra High-Grade 38 Layer Double Sided High Transmission MRC Multi-Resistant Antistatic Nano Coating Black Inking on Glass Edges to Reduce Light Reflection Water, Oil and Dust Repellant. Scratch, Stain and Weather-Resistant Slim Profile Filter Ring