BS ISO BRITISHSTANDARD 26431-1:2008 Digital cinema (D. cinema) quality Part l: Screen luminance level, chromaticity and uniformity ICS 37.060.99 BSi NO COPYING WITHOUT BSI PERMISSION EXCEPT AS PERMITTED BY COPYRIGHT LAW British Standards BS ISO 26431-1:2008 National foreword This British Standard is theUK implementation of ISO26431-1:2008. The UK participation in its preparation was entrusted to Technical Committee CPW/36, Cinematography. Alist of organizations represented on this committee can be obtained on request to its secretary. This publication does not purport to include all the necessary provisions of a contract. Users are responsible for its correct application. Compliance with a British Standard cannot confer immunity from legal obligations. This British Standard Amendments/corrigendaissuedsincepublication was published under the authority ofthe Standards Policy and Strategy Date Comments Committee on 30 April 2009 BSI 2009 ISBN9780 580 60230 6 BS ISO 26431-1:2008 ISO INTERNATIONAL STANDARD 26431-1 First edition 2008-09-01 Digital cinema (D-cinema) quality - Part 1: Screen luminance level, chromaticity and uniformity Qualiteducinemanumerique(cinemaD) Partie 1: Niveau de luminance d'ecran, chromaticite et uniformite Reference number ISO 26431-1:2008(E) @ISO 2008 BS ISO 26431-1:2008 ISO 26431-1:2008(E) PDF disclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but accepts no liability in this area. Adobe is a trademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. COPYRIGHTPROTECTED DOCUMENT ISO 2008 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either so at the address below or ISO copyright office Case postale 56.CH-1211Geneva 20 Tel. + 4122 749 0111 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.org Published in Switzerland ii @ ISO 2008All rights reserved BS ISO 26431-1:2008 ISO 26431-1:2008(E) Foreword IsO (the International Organization for Standardization) is a worldwide federation of national standards bodies International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEC 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 nternationalStandardrequiresapprovalbyatleast75%ofthememberbodiescastingavote. rights. IsO shall not be held responsible for identifying any or all such patent rights. ISO26431-1wasprepared by theSociety of MotionPictureandTelevision Engineers (as SMPTE431-1-2006)andwas adopted,under a special"fast-track procedure",by Technical Committee ISO/TC 36, Cinematography, in parallel with its approval by the ISO member bodies. Part1:Screenluminancelevel,chromaticityanduniformity @ISO2008-Allrights reserved ii BS ISO 26431-1:2008 ISO26431-1:2008(E) Introduction This International Standard comprises SMPTE 431-1-2006 and the following informative notes Informativereference:The French national standard NF S27-100, Cinematography- Electronic recommendations. iv @ISo 2008All rights reserved BSISO26431-1:2008 ISO26431-1:2008(E) SMPTE STANDARD SMPTE431-1-2006 for D-Cinema Quality - Screen Luminance Level. SMPTD Chromaticity and Uniformity Page 1 of 5 pages 1 Scope This standard specifies the absolute luminance level, white point chromaticity, and luminance uniformity of the in the projected image t