reflectivity, emittance, transmittance, emissivity, illuminance, transmissivity, albedo, photometer, absorbance, photoluminescence, spectroscopic analysis, luminance, brightness, birefringence, luminous flux, elastic modulus, refractive index, photometry, photoconductive, irradiance, blackbody, waviness, backscattering, plasmon, airglow, coronagraph, photodiode, diffraction, azimuthal, spectra, monochromator, photocurrent, electrophoretic, photoelectron, coercivity, luminosity, refraction, spectral, chemiluminescence, diffracting, magnon, autofluorescence, anisotropy, photometric, photoemission, magnetization, diffraction grating, enthalpy, spectrometric, electroluminescence, multispectral, permittivity, luminous efficacy, chromatograms, phototransistor, scintillation, radiometry, dipole moment, photodiodes, absorption coefficient, redshift, conductivity, polarimetry, fluorescence, scintillator, dielectric constant, chromaticity, magnetisation, photolysis, pellicle, photomultiplier, earthshine, colorimetry, dispersive, collimating, densitometer, sphericity, diffusion coefficient, photodetector, isotherms, hydrophobicity, wettability, martensite, manganite, paramagnetic, obscuration, thickness, parallax, kerf, radiative, micrometre, circular polarization, wavelengths, corona discharge, mgo, fluorescein, quasiparticle, arcsecond, fluxes, cadmium sulfide, conductance, demagnetization, intensities, reflectances, resistivity, densities, attenuation, conductivities, intensity, density, permeabilities, salinity, absorptivity, dielectric, permeability, scattering, specular, polarization, unimodal, absorption, amplitude, averaged, curvature, derivative, dichroic, discontinuous, inelastic, normalised, relaxation, rupture, saturation

chalk, reflectometer

coefficient

coefficient of reflection, reflection factor