image orthicon

im·age or·thi·con

I i

Definitions of image orthicon words

noun image orthicon a camera tube, more sensitive than the orthicon, in which an electron image generated by a photocathode is focused on one side of a target that is scanned on its other side by a beam of low-velocity electrons to produce the output signal. 1
noun image orthicon a television camera tube in which electrons, emitted from a photoemissive surface in proportion to the intensity of the incident light, are focused onto the target causing secondary emission of electrons 0
noun image orthicon a television camera tube of high sensitivity that combines an image converter, an orthicon, and an electron-multiplier amplifier 0

before 1940

One of the 7% newest English words

First recorded in 1940-45

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exclamation

This term is known only to a narrow circle of people with rare knowledge. Only 6% of English native speakers know the meaning of this word.

According to our data most of word are more popular. This word is almost not used. It has a much more popular synonym.

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