photodetector
photodetector
(ˈfəʊtəʊdɪˌtɛktə)pho•to•de•tec•tor
(ˈfoʊ toʊ dɪˌtɛk tər)n.
| 单词 | photodetector |
| 释义 | photodetectorphotodetector(ˈfəʊtəʊdɪˌtɛktə)pho•to•de•tec•tor(ˈfoʊ toʊ dɪˌtɛk tər)n. photodetectorphotodetector(foh-toh-di-tek -ter) Any electronic device designed to respond to, i.e. detect, photons of light or other radiation. Examples include the photomultiplier and CCD.photodetector[¦fōd·ō·di′tek·tər]photodetectorA device that senses light. It uses the principle of photoconductivity, which is exhibited in certain materials that change their electrical conductivity when exposed to light. See photoelectric, photocell and photodiode.photodetectorpho·to·de·tec·tor(fō'tō-dĕ-tĕk'tŏr) |
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