The H&Y ND16 Magnetic Filter is a high-quality neutral density filter designed for the H&Y RevoRing System, covering lens diameters from 58 mm to 77 mm. It reduces light transmission by 4 stops, allowing for extended exposure times for creative photography techniques such as motion blur in flowing water or clouds. Made from precision-crafted Schott glass, this filter ensures minimal distortion and maintains sharp image quality. It features a 9-layer anti-reflective coating for accurate color reproduction and reduced reflections, as well as a nanocoating that repels dust and water for easy cleaning and durability. The magnetic attachment mechanism allows for quick and secure mounting on compatible RevoRing adapters, making it suitable for landscape and architectural photography enthusiasts seeking reliable performance in changing lighting conditions.