image tube

noun

Definition of image tube

: an electron tube in which incident electromagnetic radiation (such as light or infrared) produces a visible image on its fluorescent screen duplicating the original pattern of radiation

called also image converter

First Known Use of image tube

1936, in the meaning defined above

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The first known use of image tube was in 1936

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Cite this Entry

“Image tube.” The Merriam-Webster.com Dictionary, Merriam-Webster Inc., https://www.merriam-webster.com/dictionary/image%20tube. Accessed 15 December 2019.

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