- Absorbs ultraviolet rays and protects the front lens of the camera lens from scratches, dust and fingerprints\n- Neutral colour\n- C18 coating: nine layers on each side, for very high light transmission\n- Nano coating reliably repels water and oil from the filter glass\n- Quality standard (glass): crown lens glass\n- Specially designed for high-quality lenses\n- Flat metal mount, therefore no vignetting (dark shading of picture corners)\n- Nevertheless with a front thread for lens caps, other filters or lens hoods\n\nImpact on the pictures:\n- Clear, sharp photos\n- Absorbs ultraviolet rays up to 390 nm\n- Reduces haze and prevents fuzziness