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Transmission
The amount of light past through a material. When a photographic image on a film is viewed by transmitted light, it is found to consist of a number of areas of varying brightness, depending on the transmission (transparency) of the emulsion coating at different points.
Transparency intensity of transmitted light / Intensity of incident light
or
T I t / I i
The National Film and Sound Archive of Australia acknowledges Australia’s Aboriginal and Torres Strait Islander peoples as the Traditional Custodians of the land on which we work and live and gives respect to their Elders both past and present.