PHOTOGRAPHIC ASPECTS OF SOUND.

Autor: Clarke, W. H.
Zdroj: Journal of the British Kinematograph Society; Apr-Jun1945, Vol. 8 Issue 2, p34-34, 1/9p, 1 Diagram
Abstrakt: The article discusses the photographic aspects of sound. Sound film records which apply sensitized film emulsion are developed commercially as variations in density or variations in width of a constant density and are commonly referred to as Variable Density or Variable Area Systems. Both may be developed by light modulators of the string galvanometer or oscillograph type.
Databáze: Supplemental Index