B+W Nano Master UV-Haze filters are high-end UV filters made by Schneider Optics. They are designed to provide top-notch protection to the lens against UV light, dust, and scratches while producing crystal-clear and vivid images. The filters come with a multi-layer coating, including the unique nano coating, that effectively reduces reflections, ghosting, and flare. This enhances contrast, color accuracy, and sharpness, even in difficult lighting conditions. The filter ring is made of brass, ensuring durability and preventing jamming. B+W Nano Master UV-Haze filters are available in various sizes and are a top choice for professional photographers seeking the best image quality and lens protection.