The Urth 46mm ND64 1000 (6 10 Stop) Variable ND Lens Filter is a high-quality screw filter specifically designed for photographers and videographers who want precise control over the exposure of their shots. With a filter strength of ND1000, this filter allows for a reduction in light transmission by up to 10 stops, making it ideal for achieving creative effects in bright lighting conditions. The filter is designed with a diameter of 46 millimeters and can be easily screwed onto the lens. It is excellent for long exposures to create motion blur or for use in daylight to open the aperture and achieve a shallow depth of field. The variable ND filter offers flexibility, as it can be adjusted as needed to filter the desired amount of light. This filter is an essential tool for anyone looking to enhance their photographic and filmmaking skills.