photometry

photometry
photometer NOUN an instrument measuring the intensity of light.
DERIVATIVES photometric adjective photometry noun.

English terms dictionary. 2015.

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  • Photometry — can refer to: *Photometry (optics), the science of measurement of visible light in terms of its perceived brightness to human vision *Photometry (astronomy), the measurement of the flux or intensity of an astronomical object s electromagnetic… …   Wikipedia

  • Photometry — Pho*tom e*try, n. [Cf. F. photom[ e]trie.] That branch of science which treats of the measurement of the intensity of light. [1913 Webster] …   The Collaborative International Dictionary of English

  • photometry — [fō täm′ə trē] n. [ModL photometria: see PHOTO & METRY] 1. the measurement of the intensity of light 2. the branch of optics dealing with this photometric [fōt΄ō me′trik] adj. photometrically adv …   English World dictionary

  • photometry — photometric /foh teuh me trik/, photometrical, adj. photometrist, photometrician /foh teuh me trish euhn/, n. /foh tom i tree/, n. 1. the measurement of the intensity of light or of relative illuminating power. 2. the science dealing with such… …   Universalium

  • photometry — fotometrija statusas T sritis Standartizacija ir metrologija apibrėžtis Optikos ir metrologijos šaka, kurianti ir tobulinanti optinio diapazono spinduliuotę (regimąją, ultravioletinę, infraraudonąją) apibūdinančių energinių dydžių (pvz.,… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • photometry — fotometrija statusas T sritis Standartizacija ir metrologija apibrėžtis Optinio diapazono elektromagnetinės spinduliuotės energinių arba fotometrinių dydžių (apšvietos, šviesos stiprio, atspindžio ir skaidrumo koeficientų, skaisčio) matavimai.… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • photometry — fotometrija statusas T sritis fizika atitikmenys: angl. photometry vok. Lichtmessung, f; Photometrie, f rus. фотометрия, f pranc. photométrie, f …   Fizikos terminų žodynas

  • Photometry (astronomy) — Photometry is a technique of astronomy concerned with measuring the flux , or intensity of an astronomical object s electromagnetic radiation. Usually, photometry refers to measurement over large wavelength bands of radiation; but, when not only… …   Wikipedia

  • Photometry (optics) — This article deals with the usage of this term in optics and lighting .Photometry is the science of measurement of light, in terms of its perceived brightness to the human eye. It is distinct from radiometry, which is the science of measurement… …   Wikipedia

  • photometry — noun Etymology: New Latin photometria, from phot + metria metry Date: 1824 a branch of science that deals with measurement of the intensity of light; also the practice of using a photometer …   New Collegiate Dictionary

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