wavemeter

n.

（测定无线电波频率或波长的）波长计，波频计；

Wave-meter
WAVE METER
Wave meter
An improved wavemeter for cw lasers
Fizeau wavemeter for pulsed laser wavelength measurement
High-accuracy wavemeter based on a stabilized diode laser
Computer controlled Fabry-Perot wavemeter
Gas discharge ultraviolet wavemeter with enhanced illumination
Wavemeter and an arrangement for the adjustment of the wavelength of the signals of an optical source
An improved optical-filter-wavemeter for semiconductor diode laser spectrometers
Angular michelson interferometer and optical wavemeter based on a rotating periscope
A reliable, compact, and low-cost Michelson wavemeter for laser wavelength measurement
HIGH RESOLUTION STIMULATED RAMAN SPECTROSCOPY WITH A 3 MHz ACCURACY WAVEMETER