Check the listing for details. Weston Universal Exsposure Meter Model Number 715 Tested and Working. Condition: Used, Made in United States. Listed at 14.99 USD. The Weston Universal Exposure Meter Model 715 is a reliable and accurate tool designed for photography. This analog light meter, part of the Weston Master I series, is made in the United States by the trusted brand Weston. With a focus on precision and consistency, this unit is perfect for photographers looking to achieve optimal lighting conditions, film speed and. shutter speed for still film cameras. The potential buyer should have a basic knowledge of photography and the relationship of film speed, lens openings, depth of field and light conditions. Email me if you have any questions, I only ship to the continental United States. This meter is being sold more as a collectable and not as highly functioning light meter