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Definition of Etalon
1. Noun. an optical device containing parallel mirrors, used in laser design to delay light ¹
¹ Source: wiktionary.com
Definition of Etalon
1. an optical instrument [n -S]
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1. Noun. an optical device containing parallel mirrors, used in laser design to delay light ¹
¹ Source: wiktionary.com
1. an optical instrument [n -S]