11-stop Adjustable ND : Tailor light reduction from ND2 (2-stop) to ND2000 (11-stop) to suit a wide range of lighting conditions, providing you with ultimate control over exposure. Premium Optical Glass : Crystal-Clear Imaging with Precision Coating - Experience exceptional image quality facilitated by 18-layer anti-reflective coating on top-grade optical glass, minimizing reflections and enhancing overall visual clarity. Universal Slim Frame : Compatible with Versatile Lenses - Variable nd filter with ultra-thin 7.4mm frame is designed to fit a variety of lens diameters, ensuring compatibility and convenience across your lens collection. Anti-Reflective Surface : Enhance Image Quality - The ND2 to ND20000 filter surface's anodized sandblasting treatment efficiently prevents unwanted reflections, allowing you to capture photos with improved contrast and reduced glare for stunning results. Optical Glass Quality : Precision Crafted for Superior Results - Crafted from top-tier optical glass, this adjustbale nd filter significantly reduces light dispersion and distortion, contributing to sharper images and truer colors in your photography.