Matches in DBpedia 2016-04 for { <http://dbpedia.org/resource/Color_rendering_index> ?p ?o }
- Color_rendering_index abstract "A color rendering index (CRI) is a quantitative measure of the ability of a light source to reveal the colors of various objects faithfully in comparison with an ideal or natural light source. Light sources with a high CRI are desirable in color-critical applications such as neonatal care, photography and cinematography. It is defined by the International Commission on Illumination (CIE) as follows:Color rendering: Effect of an illuminant on the color appearance of objects by conscious or subconscious comparison with their color appearance under a reference illuminantThe CRI of a light source does not indicate the apparent color of the light source; that information is under the rubric of the correlated color temperature (CCT). In the pictures at right it can be noticed that the spectra have different structures; the incandescent lamp has a continuous spectrum, whereas the fluorescent lamp has separate lines in the spectrum due to emission of photons of discrete wavelengths by mercury.The value often quoted as 'CRI' on commercially available lighting products is properly called the CIE Ra value, 'CRI' being a general term and CIE Ra being the international standard color rendering index.Numerically, the highest possible CIE Ra value is 100, and would only be given to a source identical to standardized daylight or a black body (incandescent lamps are effectively black bodies), dropping to negative values for some light sources. Low-pressure sodium lighting has negative CRI; fluorescent lights range from about 50 for the basic types, up to about 90 for the best tri-phosphor type. Typical LEDs have about 80+ CRI, while some manufacturers claim that their LEDs have achieved up to 98 CRI.CIE Ra's ability to predict color appearance has been criticized in favor of measures based on color appearance models, such as CIECAM02 and, for daylight simulators, the CIE Metamerism Index.CRI is not a good indicator for use in visual assessment, especially for sources below 5000 kelvin (K). A newer version of the CRI, R96a, has been developed, but it has not replaced the better-known Ra general color rendering index.".
- Color_rendering_index thumbnail Simple_spectroscope.jpg?width=300.
- Color_rendering_index wikiPageExternalLink CIE_LED_symp04_prog_abstr.pdf.
- Color_rendering_index wikiPageExternalLink d002.html.
- Color_rendering_index wikiPageExternalLink www.eere.energy.gov.
- Color_rendering_index wikiPageExternalLink 462.pdf.
- Color_rendering_index wikiPageExternalLink 666.
- Color_rendering_index wikiPageExternalLink 1477153513514424.abstract.
- Color_rendering_index wikiPageExternalLink 1477153513515264.abstract.
- Color_rendering_index wikiPageExternalLink 1477153513514425.abstract.
- Color_rendering_index wikiPageExternalLink 704.
- Color_rendering_index wikiPageExternalLink CRI_calculation.xls.
- Color_rendering_index wikiPageExternalLink Render.txt.
- Color_rendering_index wikiPageExternalLink light-articles.
- Color_rendering_index wikiPageExternalLink light-terminology-color-rendering-index.html.
- Color_rendering_index wikiPageExternalLink appendixb1.asp.
- Color_rendering_index wikiPageExternalLink lightcolor.asp.
- Color_rendering_index wikiPageExternalLink manuscript-publication-search.cfm?pub_id=840989.
- Color_rendering_index wikiPageExternalLink cri_leds.html.
- Color_rendering_index wikiPageID "1324664".
- Color_rendering_index wikiPageLength "42567".
- Color_rendering_index wikiPageOutDegree "99".
- Color_rendering_index wikiPageRevisionID "707977396".
- Color_rendering_index wikiPageWikiLink Academy_of_Motion_Picture_Arts_and_Sciences.
- Color_rendering_index wikiPageWikiLink Applied_Optics.
- Color_rendering_index wikiPageWikiLink Arithmetic_mean.
- Color_rendering_index wikiPageWikiLink Black_body.
- Color_rendering_index wikiPageWikiLink CIECAM02.
- Color_rendering_index wikiPageWikiLink CIELUV.
- Color_rendering_index wikiPageWikiLink CIE_1931_color_space.
- Color_rendering_index wikiPageWikiLink CIE_1960_color_space.
- Color_rendering_index wikiPageWikiLink CIE_1964_color_space.
- Color_rendering_index wikiPageWikiLink Category:Color.
- Color_rendering_index wikiPageWikiLink Category:Lighting.
- Color_rendering_index wikiPageWikiLink Ceramic_discharge_metal-halide_lamp.
- Color_rendering_index wikiPageWikiLink Chromatic_adaptation.
- Color_rendering_index wikiPageWikiLink Chromaticity.
- Color_rendering_index wikiPageWikiLink Cinematography.
- Color_rendering_index wikiPageWikiLink Color.
- Color_rendering_index wikiPageWikiLink ColorChecker.
- Color_rendering_index wikiPageWikiLink Color_Quality_Scale.
- Color_rendering_index wikiPageWikiLink Color_appearance_model.
- Color_rendering_index wikiPageWikiLink Color_difference.
- Color_rendering_index wikiPageWikiLink Color_temperature.
- Color_rendering_index wikiPageWikiLink Colorimetry.
- Color_rendering_index wikiPageWikiLink Corresponding_color.
- Color_rendering_index wikiPageWikiLink Daylight.
- Color_rendering_index wikiPageWikiLink Euclidean_distance.
- Color_rendering_index wikiPageWikiLink Fluorescent_lamp.
- Color_rendering_index wikiPageWikiLink Gamut.
- Color_rendering_index wikiPageWikiLink Halogen_lamp.
- Color_rendering_index wikiPageWikiLink Helsinki_University_of_Technology.
- Color_rendering_index wikiPageWikiLink Illuminant_D65.
- Color_rendering_index wikiPageWikiLink Incandescent_light_bulb.
- Color_rendering_index wikiPageWikiLink Inner_product_space.
- Color_rendering_index wikiPageWikiLink International_Commission_on_Illumination.
- Color_rendering_index wikiPageWikiLink Journal_of_the_Optical_Society_of_America.
- Color_rendering_index wikiPageWikiLink Kelvin.
- Color_rendering_index wikiPageWikiLink Lab_color_space.
- Color_rendering_index wikiPageWikiLink Leaf.
- Color_rendering_index wikiPageWikiLink Light.
- Color_rendering_index wikiPageWikiLink Light-emitting_diode.
- Color_rendering_index wikiPageWikiLink Lighting.
- Color_rendering_index wikiPageWikiLink Mercury-vapor_lamp.
- Color_rendering_index wikiPageWikiLink Metal-halide_lamp.
- Color_rendering_index wikiPageWikiLink Metamerism_(color).
- Color_rendering_index wikiPageWikiLink Metamerism_Index.
- Color_rendering_index wikiPageWikiLink Munsell_color_system.
- Color_rendering_index wikiPageWikiLink National_Institute_of_Standards_and_Technology.
- Color_rendering_index wikiPageWikiLink Optics_Express.
- Color_rendering_index wikiPageWikiLink Photography.
- Color_rendering_index wikiPageWikiLink Planckian_locus.
- Color_rendering_index wikiPageWikiLink Proceedings_of_SPIE.
- Color_rendering_index wikiPageWikiLink Rensselaer_Polytechnic_Institute.
- Color_rendering_index wikiPageWikiLink Root-mean-square_deviation.
- Color_rendering_index wikiPageWikiLink SPIE.
- Color_rendering_index wikiPageWikiLink Sodium-vapor_lamp.
- Color_rendering_index wikiPageWikiLink Spectral_power_distribution.
- Color_rendering_index wikiPageWikiLink Spectrophotometry.
- Color_rendering_index wikiPageWikiLink Standard_illuminant.
- Color_rendering_index wikiPageWikiLink Television_Lighting_Consistency_Index.
- Color_rendering_index wikiPageWikiLink Visual_system.
- Color_rendering_index wikiPageWikiLink W:Sodium-vapor_lamp.
- Color_rendering_index wikiPageWikiLink File:AmbientLED.png.
- Color_rendering_index wikiPageWikiLink File:CIE_1960_UCS,_FL4.svg.
- Color_rendering_index wikiPageWikiLink File:CIE_1960_UCS.png.
- Color_rendering_index wikiPageWikiLink File:CIE_CRI_TCS_SPDs.svg.
- Color_rendering_index wikiPageWikiLink File:CIE_CRI_TCS_chromaticities.svg.
- Color_rendering_index wikiPageWikiLink File:CIE_CRI_TCS_under_FL4.svg.
- Color_rendering_index wikiPageWikiLink File:CIE_illuminant_F4_and_a_blackbody_of_2938K.svg.
- Color_rendering_index wikiPageWikiLink File:Planckian-locus.png.
- Color_rendering_index wikiPageWikiLink File:Simple_spectroscope.jpg.
- Color_rendering_index wikiPageWikiLinkText "CRI".
- Color_rendering_index wikiPageWikiLinkText "Color rendering index".
- Color_rendering_index wikiPageWikiLinkText "Color rendering index#Typical values".
- Color_rendering_index wikiPageWikiLinkText "Color_rendering_index".
- Color_rendering_index wikiPageWikiLinkText "acceptable whites".
- Color_rendering_index wikiPageWikiLinkText "accurate viewing".
- Color_rendering_index wikiPageWikiLinkText "color accuracy of a display".
- Color_rendering_index wikiPageWikiLinkText "color rendering index".