The JJC F NDV49 Variable ND Filter (ND2 400) is a high-quality neutral density filter specifically designed for use with cameras and lenses. This filter allows for flexible adjustment of the amount of light hitting the sensor, offering a variable density from ND2 to ND400. This makes it ideal for various lighting conditions, whether in bright sunlight or shaded environments. The filter helps to prevent overexposure and enables longer exposure times, which can create creative effects such as motion blur or a smooth water surface. The JJC F NDV49 is easy to handle and can be effortlessly screwed onto the lens. Its robust construction ensures durability and reliability in use. This variable ND filter is an essential accessory for photographers and videographers looking to expand their creative possibilities.