Proper usage and audio pronunciation (plus IPA phonetic transcription) of the word luminous intensity unit. ⓘ Esta oración no es una traducción de la original. The SI unit for luminous intensity is the candela which has an operational definition. luminous intensity n noun: Refers to person, place, thing, quality, etc. Learn more. It is the luminous intensity in a given direction of a small element of surface area … ‘That leaves 2.9% who actually know what luminous intensity means.’ ‘Geminga might be one of the best understood isolated neutron stars that we have found, but it has the same luminous flux as a candle on the Moon, which means that it will test these new telescopes to the limit.’ luminous flux . Top synonym for luminous intensity (another word for luminous intensity) is light intensity. The value depends on the distance from the epicentre, and is not to be confused with the magnitude. Luminous intensity is a measure of the radiant power emitted by an object in a given direction, and is dependent on the wavelength of light being emitted. Luminous intensity synonyms and Luminous intensity antonyms. If the dimensions of the source of light are small in comparison with the distance l of the source from ΔS, then the illuminance E = I cos α/l 2, where I is the luminous intensity of the source and α is the angle of incidence of the light upon ΔS, that is, the angle between the direction of the luminous flux and a line perpendicular to ΔS. For reference, a frequency of 540 terahertz (540 THz or 5.40 x 10 14 Hz ) is specified. 3 people chose this as the best definition of luminous: The definition of luminou... See the dictionary meaning, pronunciation, and sentence examples. Information about luminous intensity unit in the AudioEnglish.org dictionary, synonyms and antonyms. One candela is the luminous intensity, in a given direction, of a source that emits monochromatic radiation of frequency 540 × 10¹² Hz and that has a radiant intensity in that direction of 1/683 watt per steradian. The intensity or the photoelectric effect that is measured on a surface at a specific position is known as illuminance. Meaning of light intensity. read less similar meaning ... English (en) Español (es) Français (fr) 日本語 (ja) Русский (ru) The light energy flux may be expressed in terms of the incident x-ray energy flux and the x-ray absorption and … In simple words, luminance is the intensity of the emitted light from a surface per unit area in a particular direction that can be considered for its definition. Luminous intensity - a photometric quantity describing the perceivable, visible brightness of light. Video shows what luminous intensity means. a unit adopted in 1979 as the international standard of luminous intensity, defined as the luminous intensity of a source that emits monochromatic radiation of frequency 540 x 10 12 hertz and that has a radiant intensity of 1/683 watt/steradian. Found 61 sentences matching phrase "coefficient of luminous intensity".Found in 10 ms. The SI unit of luminous intensity. Showing page 1. Candela (cd), Lumen per steradian (lm/sr), Hefnerkerze (HK), Candlepower. Luminous intensity is defined as dI=dΨλ / dΩ, where dΨλ is the luminous flux (light energy flux in watts per m2) emitted within a solid angle dΩ. (optics) Can mean any of radiant intensity, luminous intensity or irradiance. Luminous intensity is analogous to radiant intensity, but instead of simply adding up the contributions of every wavelength of light in the source's spectrum, the contribution of each wavelength is weighted by the standard luminosity function (a model of the sensitivity of the human eye to different wavelengths). Luminous intensity is the perceived power per unit solid angle. What does light intensity mean? Alternative definitions of "intensity" In photometry and radiometry intensity has a different meaning: it is the luminous or radiant power per unit solid angle. Luminous intensity From Simple English Wikipedia, the free encyclopedia Jump to navigationJump to search In photometry, luminousintensityis a measure of the wavelength-weighted poweremitted by a light sourcein a particular direction per solid angleunit, based on the luminosity function, a standardized model of the sensitivity of the human eye. A measure of the power emitted by a source of light, equal to the flux density per solid angle. luminous intensity n a measure of the amount of light that a point source radiates in a given direction. a measure (in candelas per square metre) of the brightness of a point on a surface that is radiating or reflecting light. luminous intensity (plural luminous intensities) ( physics ) A measure of the power emitted by a source of light ; equal to the flux density per solid angle Related terms [ edit ] luminous infrared galaxy; luminous intensity; luminous life buoy; luminous night cloud; luminous pillar; luminous pollution; luminous range; luminous red; luminous sheet; luminous flux in Spanish translation and definition "luminous flux", English-Spanish Dictionary online. Exemplos: la mesa, una tabla. Luminous intensity is also not the same as the radiant intensity, the corresponding objective physical quantity used … How to use luminance in a sentence. Type: noun; Copy to clipboard; Details / edit; Termium. Definition. Learn more. (3) Luminance is the luminous intensity (brightness of the light source) per unit area of the light and is represented by cd/m2 (candela per sq.m.). luminous definition: 1. producing or reflecting bright light, especially in the dark: 2. very beautiful: 3. producing…. All our dictionaries are bidirectional, meaning that you can look up words in both languages at the same time. Luminance definition is - the quality or state of being luminous. Definition of luminous intensity unit in the AudioEnglish.org Dictionary. This can cause confusion in optics, where intensity can mean any of radiant intensity, luminous intensity or irradiance, depending on the background of the person using the term. luminous intensity / synonyms. Top synonyms for luminous intensity (other words for luminous intensity) are light intensity, brightness and intensity of light. Definition of light intensity in the Definitions.net dictionary. coefficient of luminous intensity translation in English-French dictionary. Meaning of luminous intensity unit. (brightly shining quality) intensidad luminosa nf nombre femenino: Sustantivo de género exclusivamente femenino, que lleva los artículos la o una en singular, y las o unas en plural. Units of measurement. It is expressed by the luminous flux leaving the source in … The luminous dial on the clock showed five minutes to seven Visible because of the light emitted by its oscillating particles English Dictionaries. luminous meaning: 1. producing or reflecting bright light, especially in the dark: 2. very beautiful: 3. producing…. Luminous, like its synonyms radiant, shining, glowing, and lustrous, is generally a positive adjective, especially when it describes something that doesn't literally glow, such as a face, a performance, or a poem. (astronomy) Synonym of radiance. Translation for 'luminous intensity' in the free English-Chinese dictionary and many other Chinese translations. The SI unit for luminous intensity is the Candela (cd). English French English – French ; English Spanish English ... English Note: The luminous intensity of zones 2 and 3 above are not applied to Class E. (geology) The severity of an earthquake in terms of its effects on the earth's surface, and buildings. What does luminous intensity unit mean? Luminous Intensity. Panasonic to Expand Lineup of OLED Lighting Devices with New Daylight White and Natural White Colors Another word for Opposite of Meaning of Rhymes with Sentences with Find word forms Translate from English Translate to English Words With Friends Scrabble Crossword / Codeword Words starting with Words ending with Words containing exactly Words containing letters Pronounce Find conjugations Find names Information and translations of light intensity in the most comprehensive dictionary definitions resource on the web. It is weighted to the sensitivity of the human eye, by what is called the "standard luminosity function". luminous intensity, fast Find more words! Luminous intensity is an expression of the amount of light power emanating from a point source within a solid angle of one steradian . The quantities used to express luminous intensity are arcane to most non-scientists. The SI unit of luminous intensity is the candela (cd), an SI base unit. Luminous Intensity synonyms. 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