noun
Fabry-Pérot interferometer
A physics instrument that uses multiple reflections between two parallel mirrors to measure wavelengths or analyze light.
ファブリペロー干渉計はレーザーの波長測定に使われる。
A Fabry-Pérot interferometer is used to measure laser wavelengths.
Named after French physicists Charles Fabry and Alfred Pérot. The Japanese term combines their names with 干渉計 (interferometer).