relative luminosity

См. также в других словарях:

• luminosity — noun the quality of being luminous; emitting or reflecting light (Freq. 1) its luminosity is measured relative to that of our sun • Syn: ↑brightness, ↑brightness level, ↑luminance, ↑luminousness, ↑light …   Useful english dictionary

• luminosity — noun (plural ties) Date: 1634 1. a. the quality or state of being luminous b. something luminous 2. a. the relative quantity of light b. relative brightness of something 3. the relative quantity of radiation emitted by a celestial source (as a… …   New Collegiate Dictionary

• luminosity function — noun a) A standard measure of the response of the human eye to light of different wavelengths b) A relative measure of the relationship between stellar magnitude and the distribution of stars between magnitudes …   Wiktionary

• luminosity — lu·mi·nos·i·ty .lü mə näs ət ē n, pl ties 1) the quality or state of being luminous 2 a) the relative quantity of light b) the comparative degree to which light of a given wavelength induces the sensation of brightness when perceived …   Medical dictionary

• luminosity curve — noun : a curve expressing the product of relative spectral energy distribution by visibility …   Useful english dictionary

• Luminance (relative) — Relative luminance follows the photometric definition of luminance, but with the values normalized to 1 or 100 for a reference white [cite book | author = Poynton, Charles | title = Digital Video and HDTV: Algorithms and Interfaces | isbn = 1… …   Wikipedia

• Planetary nebula luminosity function — (PNLF) is a secondary distance indicator used in astronomy. It makes use of the [O III| [O III] λ5007 forbidden line found in all planetary nebula which are members of the old stellar populations (Population… …   Wikipedia

• Strong (relative detectability) — In the contexts of signal detection and perception in science and technology, but also more generally, strong means intense, either relative to other signals of similar kind, or relative to the detection threshold of the measuring or observing… …   Wikipedia

• Small Magellanic Cloud — Small Magellanic Cloud. Source: Digitized Sky Survey 2 Observation data (J2000 epoch) …   Wikipedia

• UK railway signalling — The railway signalling systems used across the majority of the United Kingdom rail network use lineside signals to advise the driver of the status of the section of track ahead. Most lineside signals are in colour light form, but a significant… …   Wikipedia

• относительная световая эффективность — — [Я.Н.Лугинский, М.С.Фези Жилинская, Ю.С.Кабиров. Англо русский словарь по электротехнике и электроэнергетике, Москва, 1999] Тематики электротехника, основные понятия EN relative luminosity …   Справочник технического переводчика