BS ISO 15790-2005 Graphic technology and photography - Certified reference materials for reflection and transmission metrology - Documentation and procedures for use including dete.pdf
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1、BRITISH STANDARD BS ISO 15790:2004 Graphic technology and photography Certified reference materials for reflection and transmission metrology Documentation and procedures for use, including determination of combined standard uncertainty ICS 37.100.01 BS ISO 15790:2004 This British Standard was publi
2、shed under the authority of the Standards Policy and Strategy Committee on 12 April 2005 BSI 12 April 2005 ISBN 0 580 45748 6 National foreword This British Standard reproduces verbatim ISO 15790:2004 and implements it as the UK national standard. The UK participation in its preparation was entruste
3、d to Technical Committee PAI/43, Graphic technology, which has the responsibility to: A list of organizations represented on this committee can be obtained on request to its secretary. Cross-references The British Standards which implement international publications referred to in this document may
4、be found in the BSI Catalogue under the section entitled “International Standards Correspondence Index”, or by using the “Search” facility of the BSI Electronic Catalogue or of British Standards Online. This publication does not purport to include all the necessary provisions of a contract. Users ar
5、e responsible for its correct application. Compliance with a British Standard does not of itself confer immunity from legal obligations. aid enquirers to understand the text; present to the responsible international/European committee any enquiries on the interpretation, or proposals for change, and
6、 keep the UK interests informed; monitor related international and European developments and promulgate them in the UK. Summary of pages This document comprises a front cover, an inside front cover, the ISO title page, pages ii to v, a blank page, pages 1 to 20, an inside back cover and a back cover
7、. The BSI copyright notice displayed in this document indicates when the document was last issued. Amendments issued since publication Amd. No. Date Comments Reference number ISO 15790:2004(E) OSI 4002INTERNATIONAL STANDARD ISO 15790 First edition 2004-01-15 Graphic technology and photography Certif
8、ied reference materials for reflection and transmission metrology Documentation and procedures for use, including determination of combined standard uncertainty Technologie graphique et photographie Matriaux de rfrence certifis pour la mtrologie par rflexion et transmission Documentation et procdure
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14、SO 4002 Allr ithgsr esedevrBSISO15790:2004IS:09751 O4002(E) I SO 4002 All irthgs ersedevr iiiContents Page Foreword iv Introduction v 1 Scope 1 2 Normative references . 1 3 Terms, definitions and symbols 1 3.1 Terms and definitions. 1 3.2 Symbols . 4 4 General guidelines for CRM application. 4 5 Req
15、uired documentation for CRMs. 5 5.1 Identification of CRM 5 5.2 Reporting of CRM reference values 5 5.3 Traceability 5 5.4 Cautions for use 5 5.5 Care and handling of CRMs . 6 5.6 Use and procedures 6 6 Procedures related to the use of CRMs 6 6.1 Determination of combined standard uncertainty. 6 6.2
16、 Computation of expanded uncertainty . 9 6.3 Calibration of a measurement system 9 7 Reporting measurement results and their uncertainty . 10 Annex A (informative) Characteristics of CRMs 12 Annex B (informative) Example of computation of combined standard uncertainty (with component sensitivities e
17、qually weighted) 13 Annex C (informative) Examples of computation of combined standard uncertainty (including weighting of component sensitivities) . 15 Bibliography . 19 BSISO15790:2004IS:09751 O4002(E) iv I SO 4002 All irthgs ersedevrForeword ISO (the International Organization for Standardization
18、) is a worldwide federation of national standards bodies (ISO member bodies). The work of preparing International Standards is normally carried out through ISO technical committees. Each member body interested in a subject for which a technical committee has been established has the right to be repr
19、esented on that committee. International organizations, governmental and non-governmental, in liaison with ISO, also take part in the work. ISO collaborates closely with the International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards ar
20、e drafted in accordance with the rules given in the ISO/IEC Directives, Part 2. The main task of technical committees is to prepare International Standards. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Publication as an Internation
21、al Standard requires approval by at least 75 % of the member bodies casting a vote. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. ISO shall not be held responsible for identifying any or all such patent rights. ISO 15790 was pre
22、pared by Technical Committee ISO/TC 130, Graphic technology. BSISO15790:2004IS:09751 O4002(E) I SO 4002 All irthgs reserved vIntroduction The International Organization for Standardization (ISO), in ISO Guide 30 1 , defines a certified reference material (CRM) as a “reference material, accompanied b
23、y a certificate, one or more of whose property values are certified by a procedure which establishes traceability to an accurate realization of the unit in which the property values are expressed, and for which each certified value is accompanied by an uncertainty at a stated level of confidence”. T
24、hus, CRMs are well-characterized materials with values traceable to stated references (see 3.1.12). They may be used to calibrate or to determine the performance characteristics of measurement systems in order to facilitate the exchange of data and to assist in quality control. Their use will help t
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