| NOUN | artifact | television pickup tube, television-camera tube | a tube that rapidly scans an optical image and converts it into electronic signals |
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| Meaning | A tube that rapidly scans an optical image and converts it into electronic signals. | |
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| Synonym | television-camera tube | |
| Part of | television camera, tv camera, camera | television equipment consisting of a lens system that focuses an image on a photosensitive mosaic that is scanned by an electron beam |
| Narrower | iconoscope | The first practical television-camera for picture pickup |
| orthicon, image orthicon | A now obsolete picture pickup tube in a television camera | |
| Broader | tube, vacuum tube, thermionic vacuum tube, thermionic tube, electron tube, thermionic valve | electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope |
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