luminous energy Definition

radiant energy, calorescence, infrared lamp, spectral type, rutilate, actinic radiation, beamless, exposure meter, diradiation, holophotal, compton effect, ray of light, lucimeter, luciform, apparent magnitude, lucific, heat ray, light meter, candent, holophote, line spectrum, pyrheliometer, absorption band, beamful, arc lamp, brightness, tithonic, photoscope, light, luciferous, anaclastics, tyndall effect, eradiation, tithonographic, physical phenomenon, scintillation counter, absolute magnitude, visible spectrum, excandescent, glow discharge, photovoltaic effect, effulge, parhelic circle, spectrohelioscope, luminous flux, photomagnetic, optical phenomenon, rutilant, dioptrics, gas mantle, illumination, emicant, neon lamp, optogram, wollaston prism, source of illumination, dynactinometer, trichroism, isochromatic, interreflection, anaclastic, diactinic, thermal neutron, actinal, radiomicrometer, arc light, sensitometer, counterglow, triboluminescence, radiation pyrometer, electric eye, spectroheliograph, chromatrope, anacamptics, solar constant, leucoscope, owllight, microwave spectroscopy, luminosity, fulgid, radiately, zeeman effect, noctilucine, otheoscope, fulgency, relumine, shiningness, diacaustic, optography, lucifugous, electrical energy, visual property, photofission, transilluminate, lampless, zeitgeber, phototonus, luminance, brightsome, wavelength,