Brightness is an attribute of visual perception in which a source appears to be radiating or reflecting light . In other words, brightness is the perception elicited by the luminance of a visual target. The perception is not linear to luminance, and relies on the context of the viewing environment (for example, see White's illusion ).
9-704: [REDACTED] Look up brilliance in Wiktionary, the free dictionary. Brilliance may refer to: Brilliance (gemstone) , a measure of the light performance of gemstone diamonds Brilliance (graphics editor) , a bitmap graphics editor for the Amiga Brilliance (synchrotron light) , the quality of an x-ray source Brilliance (Atlantic Starr album) , 1982 Brilliance , an album by Chieko Kawabe , 2005 The Brilliance , an American indie band Brilliance Audio , an ebook subsidiary of Amazon Brilliance Auto ,
18-418: A Chinese car company Brilliance , a novel by Marcus Sakey , 2013 Genius See also [ edit ] Brightness Spectral radiance Brillant (disambiguation) Brilliant (disambiguation) Topics referred to by the same term [REDACTED] This disambiguation page lists articles associated with the title Brilliance . If an internal link led you here, you may wish to change
27-418: A Chinese car company Brilliance , a novel by Marcus Sakey , 2013 Genius See also [ edit ] Brightness Spectral radiance Brillant (disambiguation) Brilliant (disambiguation) Topics referred to by the same term [REDACTED] This disambiguation page lists articles associated with the title Brilliance . If an internal link led you here, you may wish to change
36-907: Is an antonym of " dimness " or " dullness ". With regard to stars , brightness is quantified as apparent magnitude and absolute magnitude . Two pictograms resembling the Sun with rays are used to represent the settings of luminance in display devices . They have been encoded in Unicode since version 6.0 (October 2010) in the Miscellaneous Symbols and Pictographs block under U+1505 as "low brightness symbol" (🔅) and U+1F506 as "high brightness symbol" (🔆). The United States Federal Trade Commission (FTC) has assigned an unconventional meaning to brightness when applied to lamps . When appearing on light bulb packages, brightness means luminous flux , while in other contexts it means luminance. Luminous flux
45-410: The color appearance parameters of many color appearance models , typically denoted as Q {\displaystyle Q} . Brightness refers to how much light appears to shine from something. This is a different perception than lightness , which is how light something appears compared to a similarly lit white object. The adjective bright derives from an Old English beorht with
54-496: The free dictionary. Brilliance may refer to: Brilliance (gemstone) , a measure of the light performance of gemstone diamonds Brilliance (graphics editor) , a bitmap graphics editor for the Amiga Brilliance (synchrotron light) , the quality of an x-ray source Brilliance (Atlantic Starr album) , 1982 Brilliance , an album by Chieko Kawabe , 2005 The Brilliance , an American indie band Brilliance Audio , an ebook subsidiary of Amazon Brilliance Auto ,
63-457: The link to point directly to the intended article. Retrieved from " https://en.wikipedia.org/w/index.php?title=Brilliance&oldid=1146928480 " Category : Disambiguation pages Hidden categories: Short description is different from Wikidata All article disambiguation pages All disambiguation pages brilliance [REDACTED] Look up brilliance in Wiktionary,
72-436: The link to point directly to the intended article. Retrieved from " https://en.wikipedia.org/w/index.php?title=Brilliance&oldid=1146928480 " Category : Disambiguation pages Hidden categories: Short description is different from Wikidata All article disambiguation pages All disambiguation pages Brightness Brightness is a subjective sensation of an object being observed and one of
81-634: The same meaning via metathesis giving Middle English briht . The word is from a Proto-Germanic * berhtaz , ultimately from a PIE root with a closely related meaning, * bhereg- "white, bright". "Brightness" was formerly used as a synonym for the photometric term luminance and (incorrectly) for the radiometric term radiance . As defined by the US Federal Glossary of Telecommunication Terms ( FS-1037C ), "brightness" should now be used only for non-quantitative references to physiological sensations and perceptions of light. Brightness
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