- 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
| 单词 | image orthicon |
| 释义 | WordReference Random House Unabridged Dictionary of American English © 2024 im′age or′thicon, [Television.]
Collins Concise English Dictionary © HarperCollins Publishers:: image orthicon n
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