- Capture stunning long-exposure shots with slow shutter speeds on high-speed films or digital cameras, perfect for creating beautiful motion blur in waterfalls, clouds, or any fast-moving subjects. The sleek edge design minimizes wide-angle vignetting, while the durable aerospace-grade aluminum frame ensures lasting performance. - The adjustable ND2-400 rotating ring provides exceptional versatility for adapting to changing light conditions. It effectively reduces the amount of light entering the lens without affecting color balance, making it ideal for a variety of shooting environments. - Featuring an 8-layer MRC (multi-resistant coating), this filter repels water and dust, keeping your lens clean and clear. The robust frame design prevents sticking and ensures durability, providing reliable protection for your photography gear. - Eliminate overly bright and washed-out images effortlessly. This filter allows for slow shutter speeds, enabling you to beautifully capture the movement of water in waterfalls and create a silky-smooth effect in flowing water, giving your photos a professional touch. Use Cases: 1. Perfect for landscape photographers aiming to create dreamy water effects in rivers and lakes during golden hour. 2. Ideal for capturing dynamic skies and cloud movements in timelapse photography. 3. Great for videographers seeking to achieve cinematic effects with smooth motion in action shots.