IEC IEC 62341-6-2 Edition2.0 2015-12 INTERNATIONAL STANDARD colour inside Organic light emitting diode (OLED)displays: Part 6-2: Measuring methods of visual quality and ambient performance IEC 62341-6-2:2015-12(en) THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright @2015IEC, Geneva, Switzerland or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either IEC or IEC's member National Committee in the country of the requester. If you have any questions about IEC your local IEC member National Committee for further information. IECCentral Office Tel.: +41 22 919 02 11 3, rue de Varembé Fax: +4122 919 03 00 CH-1211 Geneva 20 [email protected] Switzerland www.iec.ch About the IEC International Standards for all electrical, electronic and related technologies. AboutIEC publications The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the latest edition, a corrigenda or an amendment might have been published. IEC Catalogue-webstore.iec.ch/catalogue Electropedia-www.electropedia.org The stand-alone application forconsulting theentire The world's leading online dictionary_of electronic and bibliographical information on IEC International Standards, electrical terms containing more than 30 000 terms and Technical Specifications, Technical Reports and other definitions in English and French, with equivalent terms in 15 documents. Available for PC, Mac OS, Android Tablets and additional, languages.Also_known as the International iPad. Electrotechnical Vocabulary (IEV) online IEC publications search -www.iec.ch/searchpub IEc Glossary - std.iec.ch/glossary The advanced search enables to find IEC publications by a More than 60 000 electrotechnical terminology entries in varietyofcriteria(referencenumber, text,technical English and French extracted from the Terms and Definitions committee...). It also gives information on projects, replaced clause of IEC publications issued since 2002. Some entries and withdrawn publications. have been collected from earlier publications of IEC TC 37, 77, 86 and CISPR. IECJustPublished-webstore.iec.ch/justpublished Stay up to date on all new IEC publications. Just Published IEC Customer Service Centre -webstore.iec.ch/csc details all new publications released. Available online and If you wish to give us your feedback on this publication or also once a month by email. need further assistance, please contact the Customer Service Centre: [email protected]. IEC IEC62341-6-2 Edition2.02015-12 INTERNATIONAL STANDARD colour inside Organiclightemittingdiode (OLED)displays- Part 6-2: Measuring methods of visual quality and ambient performance INTERNATIONAL ELECTROTECHNICAL COMMISSION ICS 31.260 ISBN 978-2-8322-3026-8 Warning!Make sure that you obtained this publication from an authorized distributor. IEC62341-6-2:2015IEC2015 - 2 - CONTENTS FOREWORD Scope. 2 Normative references 3 Terms, definitions and abbreviations 3.1 Terms and definitions. 3.2 Abbreviations.. .10 4 Structure of measuring equipment. 5 Standard measuring conditions... 10 5.1 Standard measuring environmental conditions 5.2 Standard lighting conditions ... 10 5.2.1 Dark-room conditions.... 10 5.2.2 Ambient illumination conditions... 5.3 Standard setup conditions.. 16 5.3.1 General.. 5.3.2 Adjustment of OLEDdisplaymodules 16 5.3.3 Starting conditions of measurements 16 5.3.4 Conditions of measuring equipment. 16 6 Visual inspection of static images. 6.1 General. 6.2 Classification of visible defects .. 6.2.1 17 6.2.2 Reference examples for subpixel defects..... 6.2.3 Reference example for line defects ... 6.2.4 19 Referenceexampleformuradefects 6.3 Visual inspection method and criteria.... .20 6.3.1 Standard inspection conditions... .20 6.3.2 Standard inspection method. .21 6.3.3 Inspectioncriteria. .23 7 Electro-optical measuring methods under ambient illumination. 7.1 .24 Reflection measurements.. 7.1.1 Purpose.. .24 7.1.2 Measuring condition