| 单词 | light detector |
| 释义 | > as lemmaslight detector light detector n. a device, component, or substance that responds to visible, infrared, or ultraviolet light, esp. by producing an electrical signal; = light sensor n. ΚΠ 1913 Nature 3 July 471/1 It is shown that selenium is the most efficient light detector known, that it is capable of discriminating minute differences of luminous intensity far beyond the capacity of the eye. 1918 Electr. Rev. 22 Feb. 184/2 (heading) A light detector for the blind. 1987 New Scientist 12 Mar. 60/2 If the telescope is feeding a sensitive electronic light-detector, the detector will be permanently damaged. 2016 Targeted News Service (Nexis) 2 Mar. Their camera will record the light as it passes through a series of transparent light detectors. < as lemmas |
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