“etalon”的概念、定义、翻译、参考文献-科学参考

单词	etalon
释义	etalon [`ed·ǝl´än] ^OPTICS 1. Two adjustable parallel mirrors mounted so that either one may serve as one of the mirrors in a Michelson interferometer; used to measure distances in terms of wavelengths of spectral lines. 2. An instrument similar to the Fabry-Pérot interferometer, except that the distance between the plates is fixed. Also known as Fabry- Pérot etalon.
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