ISO/CIE INTERNATIONAL STANDARD 19476 First edition 2014-06-01 Characterization of the performance of illuminance meters and luminance meters Caractérisation des performances des luxmetres et des luminancemetres SE Reference number ISO/CIE19476:2014(E) ISO @ISO/CIE2014 ISO/CIE19476:2014(E) COPYRIGHTPROTECTEDDOCUMENT ISO/CIE2014 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 ISO or CIE at the respective address below. ISO copyright office CIE Central Bureau Case postale 56 . CH-1211 Geneva 20 BabenbergerstraBe 9/9A · A-1010 Vienna Tel. + 41 22 749 01 11 Tel. + 43 1 714 3187 Fax + 41 22 749 09 47 E-mail copyright@iso.org E-mail ciecb@cie.co.at Web www.iso.org Web www.cie.co.at Published in Switzerland @ ISO/CIE 2014 - All riahts reserved ISO/CIE19476:2014(E) Foreword Iso (the International Organization for Standardization) is a worldwide federation of national standards bodies (IsO member bodies). The work of preparing International Standards is normally carried out through IsO International Electrotechnical Commission (IEC) on all matters of electrotechnical standardization. in the ISO/lEc Directives, Part 1. In particular the different approval criteria needed for the different types of IsO documents should be noted. This document was drafted in accordance with the editorial rules of the ISO/IEC Directives, Part 2 (seewww.iso.org/directives), 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. Details of any patent rights identified during the development of the document will be in the Introduction and/or on the isO list of patentdeclarationsreceived(seewww.iso.org/patents) Any trade name used in this document is information given for the convenience of users and does not constituteanendorsement. aswellasinformationaboutISO'sadherencetotheWTOprinciplesintheTechnicalBarrierstoTrade(TBT) seethefollowingURL:Foreword-Supplementaryinformation ISO/CIE 19476 was prepared by CIE Technical Committee 2-40: Characterizing the performance of illuminance and luminance meters, as CIE S 023. The committee responsible for this document is ISO/TC 274, Light and lighting. 'ahtsreserved ili