The Urth 77mm ND2 400 (1 8.6 Stop) Variable ND Lens Filter is a high-quality screw filter designed specifically for photographers and videographers who seek precise control over the exposure of their shots. With a variable ND range from ND2 to ND400, this filter allows for adjustment of the amount of light hitting the sensor, providing a flexible solution for various lighting conditions. The filter reduces light intensity by up to 8.6 stops, enabling creative control over shutter speed and depth of field. This is particularly useful for capturing moving subjects or creating long exposures in bright environments. Designed with a diameter of 77 mm, the filter easily screws onto most lenses. Its high-quality construction ensures clear image quality without unwanted color distortions or vignetting. The Urth ND filter is thus an essential tool for anyone looking to expand their photographic and cinematic possibilities.