🎥 Elevate Your Photography Game! Ultra-slim frame design prevents vignetting on wide-angle lenses. Double anti-reflective coating ensures longevity and performance. Crafted from high-end Japanese optical glass for superior clarity. Perfect for long exposure shots of waterfalls and clouds. Adjustable from ND2 to ND400 for ultimate exposure flexibility. Waterproof Coating ND2-400 Range Ultra-Slim Design The K&F Concept 77mm Variable ND Filter is a high-performance optical accessory designed for photographers seeking to enhance their creative capabilities. With a range of ND2 to ND400, this filter allows for precise light control, making it ideal for capturing stunning long exposure shots. Its ultra-slim design and durable waterproof coating ensure that you can shoot in various conditions without compromising on quality.