Audiovisual introductions in 1932

camera lens with a variable focal length

form of open-air cinema structure whose screen can be viewed from an automobile

film gauge

type of film format

thumb|upright=1.5|Scene from Poor Cinderella (1934) by [[Fleischer Studios, an animated short which makes use of Cinecolor]] Cinecolor was an early subtractive color-model two-color motion picture process that was based upon the Prizma system of the 1910s and 1920s and the Multicolor system of the late 1920s and the 1930s. It was developed by William T. Crispinel and Alan M. Gundelfinger, and its various formats were in use from 1932 to 1955.

quasi-peak meter originally developed by the BBC