| 单词 | television camera tube |
| 释义 | > as lemmastelevision camera tube television camera tube n. an electron tube used in television cameras for converting images into electrical signals. ΚΠ 1937 Short Wave & Television Apr. 729/2 A drawing is here presented showing the construction of the Philco television camera tube. 1940 D. G. Fink Princ. Television Engin. i. 17 (caption) A typical television camera tube, the type 1849 iconoscope, now widely used in television broadcasting. 1974 Encycl. Brit. Macropædia XVIII. 112/1 The image orthicon is the most highly developed of the television camera tubes. 2007 I. Sinclair & J. Dunton Electronic & Electr. Servicing (ed. 2) xviii. 209 A television camera tube or sensor produces at its output a signal which is proportional to the brightness of the light reaching its front surface. < as lemmas |
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