The Urth 43mm ND8 128 (3 7 Stop) Variable ND Lens Filter is a high-quality neutral density filter specifically designed for photographers and videographers who seek precise control over the exposure of their shots. With a filter strength of ND128, this filter allows for a reduction of light by up to seven stops, making it ideal for creating creative effects in bright lighting conditions or for using longer exposure times. The filter is designed as a screw filter and has a diameter of 43 millimeters, making it compatible with a variety of lenses. The variable ND function enables users to flexibly adjust the amount of light hitting the sensor without affecting the color temperature. This opens up numerous possibilities for creative image composition, whether capturing landscapes, portraits, or videos. The Urth ND8 128 filter is therefore an essential tool for anyone looking to enhance their photographic skills.