英语词汇“image iconoscope”的意思、释义、用法解释及翻译-春雷网

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词汇	image iconoscope
释义	Definition of image iconoscope in English: image iconoscope noun Television historical A kind of television camera tube in which an image causes a photoemissive surface to emit a corresponding flow of electrons which is then focused on to a photoemissive mosaic, the video signal being obtained from the variation in current as the mosaic is scanned with an electron beam. Origin 1930s; earliest use found in Proceedings of the Institute of Radio Engineers. Definition of image iconoscope in US English: image iconoscope noun Television historical A kind of television camera tube in which an image causes a photoemissive surface to emit a corresponding flow of electrons which is then focused on to a photoemissive mosaic, the video signal being obtained from the variation in current as the mosaic is scanned with an electron beam. Origin 1930s; earliest use found in Proceedings of the Institute of Radio Engineers.
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