The 82mm ExpoDisc 2.0 Professional White Balance Filter EXPOD2-82 is specially designed to white balance the images. This saves the time and the process of photo editing with the software later. Moreover, it ensuring correct exposure and features an 18% calibrated light transmission. The 82mm thread makes it easy to fit on the lenses or filters with the help of button-activated spring attachment. By creating a neutral image, it helps to dust map your sensor. With the additional two warming filters provided, it aids in adding warmth to create more pleasing skin tones. Calibrated in the USA, it stands for greater accuracy. The lanyard and carrying case provided along with the filter helps in easy portability and storage.