| 单词 | optical switch |
| 释义 | > as lemmasoptical switch optical switch n. a device that can be made to deflect, interrupt, or modify an incident beam of light when required, as by varying the optical transmission properties of a material by means of an applied electric or magnetic field. ΚΠ 1965 Jrnl. Appl. Physics 36 868/2 The optical switch shown in Fig. 1 operates directly on the laser pulse by abruptly cutting it off when a selected power level is reached. 1996 Amer. Scientist July 338/2 Some investigators believe that self-assembled quantum dots could be used as optical switches. < as lemmas |
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