illuminance
noun Date: circa 1938 illumination 2

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • illuminance — [i lo͞o′mə nəns] n. ILLUMINATION (sense 2) …   English World dictionary

  • Illuminance — In photometry, illuminance is the total luminous flux incident on a surface, per unit area. It is a measure of the intensity of the incident light, wavelength weighted by the luminosity function to correlate with human brightness perception.… …   Wikipedia

  • illuminance — apšvieta statusas T sritis Standartizacija ir metrologija apibrėžtis Dydis, lygus šviesos srautui, krintančiam į vienetinio ploto paviršių. Tai fotometriškai įvertinta energinė apšvieta. Matavimo vienetas – liuksas. Žymimas lx: 1 lx = 1 lm/m².… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • illuminance — apšvieta statusas T sritis chemija apibrėžtis Šviesos srautas, tenkantis vienetiniam apšviečiamo paviršiaus plotui. atitikmenys: angl. illuminance; illumination intensity; quantity of illumination rus. количество освещения; освещенность …   Chemijos terminų aiškinamasis žodynas

  • illuminance — apšvieta statusas T sritis fizika atitikmenys: angl. illuminance; illuminancy; illumination lightness; intensity of illumination vok. Beleuchtungsstärke, f rus. освещённость, f pranc. éclairement, m …   Fizikos terminų žodynas

  • illuminance — /i looh meuh neuhns/, n. Optics. illumination (def. 6). [1940 45; ILLUMIN(ATE) + ANCE] * * * …   Universalium

  • illuminance — noun The luminous flux incident on unit area of a surface; measured in lux or lumens …   Wiktionary

  • Illuminance — Освещённость …   Краткий толковый словарь по полиграфии

  • illuminance — il·lu·mi·nance il ü mə nən(t)s n ILLUMINATION (2) …   Medical dictionary

  • illuminance — n. intensity of light, strength of light (Optics) …   English contemporary dictionary

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