Phrase guide
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noun
A device used to determine the relative phase shift variations between two collimated beams derived by splitting light from a single source.
Definition source: English Wiktionary via Wiktextract
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
History
Named after the physicists Ludwig Mach (who refined the idea) and Ludwig Zehnder (who proposed it in 1891).
