【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.