Definition of Fabry–Pérot interferometer in English:
An interferometer that incorporates an etalon, used chiefly in astronomy.
- In optics, a Fabry-Pérot interferometer or etalon is typically made of a transparent plate with two reflecting surfaces, or two parallel highly reflecting mirrors.
- The Fabry-Perot interferometer also represents a tool essential to studying lasers.
Early 20th century: named after Charles Fabry (1867–1945) and Alfred Pérot (1863–1925), French physicists.
Definition of Fabry–Pérot interferometer in:
- US English dictionary
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