Photometer
[foh-tom-i-ter] /foʊˈtɒm ɪ tər/
noun, Optics.
1.
an instrument that measures luminous intensity or brightness, luminous flux, light distribution, color, etc., usually by comparing the light emitted by two sources, one source having certain specified standard characteristics.
/fəʊˈtɒmɪtə/
noun
1.
an instrument used in photometry, usually one that compares the illumination produced by a particular light source with that produced by a standard source See also spectrophotometer
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[foh-tom-i-tree] /foʊˈtɒm ɪ tri/ noun 1. the measurement of the intensity of light or of relative illuminating power. 2. the science dealing with such measurements. /fəʊˈtɒmɪtrɪ/ noun 1. the measurement of the intensity of light 2. the branch of physics concerned with such measurements photometry (fō-tŏm’ĭ-trē) The measurement of the intensity, brightness, or other properties […]
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