The Urth 49mm ND2 400 (1 8.6 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 diameter of 49 millimetres, this screw filter is easy to attach and suitable for a variety of lenses. The variable ND filter allows for flexible reduction of the amount of light hitting the sensor, which is particularly advantageous in bright environments. By adjusting the filter, creative effects can be achieved, such as blurring motion or creating longer exposure times without needing to change aperture or ISO settings. The filter is ideal for landscape, portrait, and architectural photography, offering high optical clarity to ensure image quality is not compromised. With this filter, photographers can realise their artistic vision while mastering the technical challenges of exposure.