Film Language Tag: Academy ratio (1.37:1)

A 35mm film image with a projected aspect ratio of 1.37:1, indicating that it is 1.37 times as wide as it is tall. Widely employed until widescreen's introduction in the 1950s. Kroon, R. W. A/V a to z: An encyclopedic dictionary of media, entertainment and other Audiovisual terms. McFarland, 2014.