ASTM E2153-2001(2017) Standard Practice for Obtaining Bispectral Photometric Data for Evaluation of Fluorescent Color《荧光颜色评价双光谱光度学数据获得的标准实施规程》.pdf
《ASTM E2153-2001(2017) Standard Practice for Obtaining Bispectral Photometric Data for Evaluation of Fluorescent Color《荧光颜色评价双光谱光度学数据获得的标准实施规程》.pdf》由会员分享,可在线阅读,更多相关《ASTM E2153-2001(2017) Standard Practice for Obtaining Bispectral Photometric Data for Evaluation of Fluorescent Color《荧光颜色评价双光谱光度学数据获得的标准实施规程》.pdf(10页珍藏版)》请在麦多课文档分享上搜索。
1、Designation: E2153 01 (Reapproved 2017)Standard Practice forObtaining Bispectral Photometric Data for Evaluation ofFluorescent Color1This standard is issued under the fixed designation E2153; the number immediately following the designation indicates the year oforiginal adoption or, in the case of r
2、evision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.INTRODUCTIONThe fundamental procedure for evaluating the color of a fluorescent specimen is to obtain bispect
3、ralphotometric data for specified irradiating and viewing geometries, and from these data to computetristimulus values based on a CIE (International Commission on Illumination) standard observer anda CIE standard illuminant. The considerations involved and the procedures used to obtain precisebispec
4、tral photometric data are contained in this practice. Values and procedures for computing CIEtristimulus values from bispectral photometric data are contained in Practice E2152. Generalconsiderations regarding the selection of appropriate irradiating and viewing geometries are containedin Guide E179
5、; further specific considerations applicable to fluorescent specimens are contained in thispractice.1. Scope1.1 This practice addresses the instrumental measurementrequirements, calibration procedures, and material standardsneeded for obtaining precise bispectral photometric data forcomputing the co
6、lors of fluorescent specimens.1.2 This practice lists the parameters that must be specifiedwhen bispectral photometric measurements are required inspecific methods, practices, or specifications.1.3 This practice applies specifically to bispectrometers,which produce photometrically quantitative bispe
7、ctral data asoutput, useful for the characterization of appearance, as op-posed to spectrofluorimeters, which produce instrument-dependent bispectral photometric data as output, useful for thepurpose of chemical analysis.1.4 The scope of this practice is limited to the discussion ofobject-color meas
8、urement under reflection geometries; it doesnot include provisions for the analogous characterization ofspecimens under transmission geometries.1.5 This standard may involve hazardous materials,operations, and equipment. This standard does not purport toaddress all of the safety concerns, if any, as
9、sociated with itsuse. It is the responsibility of the user of this standard toestablish appropriate safety, health, and environmental prac-tices and determine the applicability of regulatory limitationsprior to use.1.6 This international standard was developed in accor-dance with internationally rec
10、ognized principles on standard-ization established in the Decision on Principles for theDevelopment of International Standards, Guides and Recom-mendations issued by the World Trade Organization TechnicalBarriers to Trade (TBT) Committee.2. Referenced Documents2.1 ASTM Standards:2E179 Guide for Sele
11、ction of Geometric Conditions forMeasurement of Reflection and Transmission Propertiesof MaterialsE284 Terminology of AppearanceE925 Practice for Monitoring the Calibration of Ultraviolet-Visible Spectrophotometers whose Spectral Bandwidthdoes not Exceed 2 nmE958 Practice for Estimation of the Spect
12、ral Bandwidth ofUltraviolet-Visible SpectrophotometersE1164 Practice for Obtaining Spectrometric Data for Object-Color EvaluationE1341 Practice for Obtaining Spectroradiometric Data fromRadiant Sources for Colorimetry1This practice is under the jurisdiction of ASTM Committee E12 on Color andAppearan
13、ce and is the direct responsibility of Subcommittee E12.05 on Fluores-cence.Current edition approved Nov. 1, 2017. Published November 2017. Originallyapproved in 2001. Last previous edition approved in 2011 as E2153 01 (2011).DOI: 10.1520/E2153-01R17.2For referenced ASTM standards, visit the ASTM we
14、bsite, www.astm.org, orcontact ASTM Customer Service at serviceastm.org. For Annual Book of ASTMStandards volume information, refer to the standards Document Summary page onthe ASTM website.Copyright ASTM International, 100 Barr Harbor Drive, PO Box C700, West Conshohocken, PA 19428-2959. United Sta
15、tesThis international standard was developed in accordance with internationally recognized principles on standardization established in the Decision on Principles for theDevelopment of International Standards, Guides and Recommendations issued by the World Trade Organization Technical Barriers to Tr
16、ade (TBT) Committee.1E2152 Practice for Computing the Colors of FluorescentObjects from Bispectral Photometric Data2.2 NPL Publications:NPL Report MOM 12 Problems of spectrofluorimetric stan-dards for reflection and colorimetric use32.3 CIE Publications:CIE No. 38-1977 Radiometric and Photometric Ch
17、aracteris-tics of Materials and Their Measurement4CIE 15 Colorimetry4CIE 182:2007: Calibration Methods and PhotoluminescentStandards for Total Radiance Factor Measurement42.4 NIST Publications:NBS No. 260-66 Didymium Glass Filters for Calibrating theWavelength Scale of Spectrophotometers53. Terminol
18、ogy3.1 DefinitionsThe definitions contained in TerminologyE284 are applicable to this practice.3.2 Definitions of Terms Specific to This Standard:3.2.1 bispectral fluorescence radiance factor, bF(), ntheratio of the spectral radiance at wavelength due to fluores-cence from a point on the specimen wh
19、en irradiated atwavelength to the total radiance of the perfectly reflectingdiffuser similarly irradiated and viewed (see NPL ReportMOM 12).3.2.2 bispectral radiance factor, b(), nthe ratio of thespectral radiance (radiance per unit waveband) at wavelength from a point on a specimen when irradiated
20、at wavelength tothe total (integrated spectral) radiance of the perfectly reflect-ing diffuser similarly irradiated and viewed.b!L!/L!d(1)3.2.3 bispectral reflection radiance factor, bR(), ntheratio of the spectral radiance at wavelength due to reflectionfrom a point on the specimen when irradiated
21、at wavelength to the total radiance of the perfectly reflecting diffuser similarlyirradiated and viewed.3.2.4 bispectrometer, nan optical instrument equippedwith a source of irradiation, two monochromators, and adetection system, such that a specimen can be measured atindependently-controlled irradi
22、ation and viewing wavelengths.The bispectrometer is designed to allow for calibration toprovide quantitative determination of the bispectral radiation-transfer properties of the specimen. (1)NOTE 1Typically, a reference detection system monitors the radiationincident on the specimen. This reference
23、detection system serves tocompensate for both temporal and spectral variations in the flux incidentupon the specimen, by normalization of readings from the instrumentsemission detection system.3.2.5 diagonal elements, nelements of a bispectral matrixfor which irradiation and viewing wavelengths are
24、equal.3.2.6 diagonal fluorescence, nthe contribution of fluores-cence to diagonal values of a bispectral radiance factor matrix,due to the finite range of actual irradiation and viewingwavelengths when nominal irradiation and viewing wave-lengths are equal ( = ).3.2.7 discrete bispectral radiance fa
- 1.请仔细阅读文档,确保文档完整性,对于不预览、不比对内容而直接下载带来的问题本站不予受理。
- 2.下载的文档,不会出现我们的网址水印。
- 3、该文档所得收入(下载+内容+预览)归上传者、原创作者;如果您是本文档原作者,请点此认领!既往收益都归您。
本资源只提供5页预览,全部文档请下载后查看!喜欢就下载吧,查找使用更方便
5000 积分 0人已下载
下载 | 加入VIP,交流精品资源 |
- 配套讲稿:
如PPT文件的首页显示word图标,表示该PPT已包含配套word讲稿。双击word图标可打开word文档。
- 特殊限制:
部分文档作品中含有的国旗、国徽等图片,仅作为作品整体效果示例展示,禁止商用。设计者仅对作品中独创性部分享有著作权。
- 关 键 词:
- ASTME215320012017STANDARDPRACTICEFOROBTAININGBISPECTRALPHOTOMETRICDATAFOREVALUATIONOFFLUORESCENTCOLOR

链接地址:http://www.mydoc123.com/p-530423.html