ACHIEVE PERFECT EXPOSURE - Control light with 1 to 5 stops of density, ideal for bright conditions and creative effects using this variable neutral density filter. SUPERIOR IMAGE QUALITY - Experience unmatched clarity with premium Schott glass, ensuring no color shift or loss of sharpness in your photographs with this filter. MAXIMUM DURABILITY - Benefit from MRC Nano coating, providing exceptional scratch resistance and easy cleaning for long-lasting performance in any environment. VERSATILE COMPATIBILITY - Features a 49mm filter size, compatible with a wide range of lenses; also includes a 52mm front thread for stacking additional filters.