单词 | television camera |
释义 | television camera [`tel·ǝ´vizh·ǝn ´kam·rǝ] ELECTRONICS The pickup unit used to convert a scene into corresponding electric signals; optical lenses focus the scene to be televised on the photosensitive surface of a camera tube, and the tube breaks down the visual image into small picture elements and converts the light intensity of each element in turn into a corresponding electric signal. Also known as camera. |
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