The 1930's Weston Model 819 Cine Exposure Meter is a vintage piece of equipment designed for measuring exposure in photography and filmmaking. Made by Weston in the United States, this model is a reliable tool for determining the correct lighting settings for capturing images with optimal brightness and contrast. The meter comes with a protective case, adding to its functionality and durability for use in various shooting situations. This authentic piece from the 1930s is a valuable addition to any vintage photography or filmmaking collection.