light meter Definition

photometer, exposure meter, sensitometer, pyrheliometer, lucimeter, microdensitometer, cytophotometer, aerometer, holometer, luminous energy, cytophotometric, esthesiometer, pulsimeter, heliometer, spherometer, meter, tellurometer, dioptometer, radiation pyrometer, water meter, metergram, zymometer, voltammeter, spectrohelioscope, scintillation counter, calorescence, electric eye, evaporometer, dynactinometer, magnetograph, pantometer, spectral type, ultramicrometer, apparent magnitude, stereometer, decametric, hypsometer, phonometer, astrometer, vaporimeter, zymosimeter, photoscope, rheochord, absorption band, tithonographic, airometer, salinometer, salimeter, angulometer, galvanoscope, volumeter, mismeter, machmeter, vacuum gauge, atmometer, beamless, anglemeter, water gauge, lucific, solarimeter, acoumeter, cryometer, radiant energy, decameter, actinic radiation, tithonic, haemoscope, arc lamp, light unit, saccharometer, otheoscope, microphotometer, optical device, electric current, heliometry, stauroscope, cathetometer, counter tube, infrared lamp, actinometry, sphygmophone, spiroscope, diradiation, thermoscope, line spectrum, heat ray, rhysimeter, albuminimeter, tasimeter, dioptrics, bathometer, holophote, backstaff, thermoelectrometer, meteorometer, isochromatic, spectroheliograph, standard candle, bathymeter, source of illumination,