troland


tro·land

noun \ˈtrō-lənd\

Definition of TROLAND

: photon 1

Biographical Note for TROLAND

Troland, Leonard Thompson (1889–1932), American psychologist and physicist. Troland was a university instructor of psychology and a practical engineer. He devised most of the photographic and mechanical apparatus for color motion pictures. In 1922 he wrote a monograph summarizing the current state of visual science. In 1929 and 1930 he published a major two-volume treatise on the principles of psychophysiology.

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