monochromator, photometer, radiometer, dipole moment, backscattering, spectro, reflectometer, illuminance, interferometer, spectroscope, diffractometer, bolometer, calorimetric, collimator, chemiluminescence, spectrometer, azimuthal, pyrometer, photometry, airglow, manganite, deimos, microspectrophotometer, electron optics, scintillator, rheometer, photodetector, photoluminescence, photomultipliers, resonant cavity, spectroscopic analysis, spectrophotometry, birefringence, nernst, photometric, coronagraph, spectroscopy, photomultiplier, galvanometer, manometer, fluorometer, photoemission, heterodyne, blackbody, tomographic, microbalance, isotherm, absorbance, photoelectron, absorption coefficient, circular polarization, irradiance, digital voltmeter, josephson junction, strain gauge, ultrasonics, colorimetry, cryostat, emissivity, cuvette, ultracentrifugation, titrator, imager, spectrographic, ferrites, enthalpy, goniometer, collimating, emittance, perimetry, retroreflector, vibrometer, photocurrent, dispersive, viscometer, voltage divider, toroid, photoconductive, nuclear magnetic resonance, paramagnetic, galvo, sonde, electric dipole, toroidal, electrophoretic, diffusion coefficient, transmittance, wavefront, diffusivity, ionisation, demultiplexer, magnetisation, lightwave, electron volt, photolysis, elastic modulus, densitometer, tonometer, phototransistor, triaxial, multispectral, opto, analyser, detectors, receiver, rectifier, spectrograph, spectrometers, spectrophotometer, copier, detector, magnetometer, scanner, analysers, analyzer, calorimeter, camera

optical device

polariscope