iconoscope

noun
icon·o·scope | \ī-ˈkä-nə-ˌskōp \

Definition of iconoscope 

: a camera tube containing an electron gun and a photoemissive mosaic screen of which each cell produces a charge proportional to the varying light intensity of the image focused on the screen

First Known Use of iconoscope

1932, in the meaning defined above

History and Etymology for iconoscope

from Iconoscope, a trademark

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The first known use of iconoscope was in 1932

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Britannica.com: Encyclopedia article about iconoscope

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