| 释义 |
Scophony Television.|ˈskɒfənɪ|
[Perh. f. Gr. σκο-πεῖν to look at, examine + -phony, after telephony, etc.]
A proprietary name for a television system employing an optical and mechanical method of picture scanning. Freq. attrib.
1932Trade Marks Jrnl. 20 Apr. 488/2 Scophony... Philosophical instruments, scientific instruments and apparatus for useful purposes; instruments and apparatus for teaching. Scophony Limited,..London W.1.; Manufacturers. 1934J. H. Reyner Television xi. 135 One of the most ingenious alternative methods proposed is the Scophony system devised by G. W. Walton. 1935Television Today I. 197/1 In the Scophony system the image to be transmitted is reflected on to a special stepped prism or reflector which so displaces the image laterally that the picture is spread out into a continuous line. The line is then scanned by a vibrating light spot. 1940D. G. Fink Princ. Television Engin. x. 511 The heart of the Scophony system is the so-called ‘supersonic light valve’. 1957― Television Engin. Handbk. iii. 49 The Scophony system employs a liquid cell containing a piezoelectric quartz crystal as the light modulator. |