1、 IEC 62715-5-3 Edition 1.0 2017-05 INTERNA TIONAL STA NDA RD Flexible display dev ices Part 5-3:V isual assessment of image quality and defects IEC 62715-5-3:2017-05(en)colourinside THIS PUBLICA TION IS COPYRIGHT PROTECTED Copyright 2017 IEC,Geneva,Switzerland All rights reserved.Unless otherwise sp
2、ecified,no par t of this publication may be reproduced or utilized in any for m or by any means,electronic or mechanical,including photocopying and microfilm,without per mission in writing fr om either IEC or IECs member National Committee in the country of the requester.If you have any questions ab
3、out IEC copyright or have an enquiry about obtaining additional r ights to this publication,please contact the address below or your local IEC member National Committee for further infor mation.IEC Centr al Office Tel.:+41 22 919 02 11 3,rue de Varemb Fax:+41 22 919 03 00 CH-1211 Geneva 20 infoiec.c
4、h Switzerland www.iec.ch About t he IEC The International Electr otechnical Commission(IEC)is the leading global organization that prepar es and publishes Inter national Standards for all electr ical,electronic and related technologies.A bout IEC publications The technical content of IEC publication
5、s is kept under constant review by the IEC.Please make sure that you have the latest edition,a cor rigenda or an amendment might have been published.IEC Cat alogue-webstore.iec.ch/cat alogue The stand-alone application for consulting the entire bibliographical information on IEC International Standa
6、rds,Technical Specifications,Technical R eports and other documents.A v ailable for PC,Mac OS,A ndroid Tablets and iPad.IEC publications search-w w w.iec.ch/searchpub The adv anced search enables to find IEC publications by a variety of criteria(reference number,text,technical committee,).It also gi
7、ves information on projec ts,replaced and withdrawn publications.IEC Just Published-webstore.iec.ch/justpublished Stay up to date on all new IEC publications.Just Published details all new publications released.A v ailable online and also once a month by email.Elect ropedia-w w w.elect ropedia.org T
8、he worlds leading online dic tionary of elec tronic and electrical terms containing 20 000 terms and definitions in English and French,with equivalent terms in 16 additional languages.A lso known as the International Electrotechnical Vocabulary (IEV)online.IEC Glossar y-st d.iec.ch/glossary 65 000 e
9、lec trotechnical terminology entries in English and French extracted from the Terms and Definitions clause of IEC publications issued since 2002.Some entries hav e been collected from earlier publications of IEC TC 37,77,86 and CISPR.IEC Customer Service Cent re-webstore.iec.ch/csc If y ou wish to g
10、iv e us y our feedback on this publication or need further assistance,please contact the Customer Serv ice Centre:csciec.ch.IEC 62715-5-3 Edit ion 1.0 2017-05 INTER NA TIONAL STA NDA R D Flexible display dev ices Part 5-3:V isual assessment of image quality and defects INTERNATIONAL ELECTROTECHNICAL
11、 COMMISSION ICS 31.120 ISBN 978-2-8322-4298-8 R egist er ed tr ademar k of t he Int er national Electr ot echnical Commission W arning!Make sure that y ou obtained this publication from an authorized distributor.colourinside 2 IEC 62715-5-3:2017 IEC 2017 CONTENTS FOREWORD.4 INTRODUCTION.6 1 Scope.7
12、2 Normative references.7 3 Terms and definitions.7 4 Procedures of visual assessment 23.9 4.1 General.9 4.2 Setup of displays and driving conditions.9 4.3 Observers for visual assessment 45.9 4.4 Ambient conditions for visual assessment.9 4.4.1 Standard environmental conditions.9 4.4.2 Standard ligh
13、ting conditions.9 4.5 Viewing geometry.10 4.5.1 General.10 4.5.2 Designed viewing geometry.12 4.5.3 Standard usage viewing geometry.12 4.5.4 Geometry for rigorous assessment.12 5 Test charts(test signals).13 5.1 General.13 5.2 Full-screen patterns.13 5.3 Periodic patterns.15 5.4 Tone and colour grad
14、ation patterns.16 5.5 Test chart for cross-talk.19 5.6 Test chart for electro-optical defects.20 5.7 Test chart for static image resolution.20 5.8 Natural and synthetic images.21 6 Visual assessment during and after stress tests.21 6.1 General.21 6.2 Number of duplicate and reference DUTs.21 6.3 Pro
15、cedures of visual assessment after exposure to environmental stress.22 6.4 Procedures of visual assessment after exposure to mechanical stress.22 7 Criteria for judgments.22 7.1 General concept.22 7.2 Judgment using a limit sample.22 7.3 Ranking using a set of grade samples.22 7.4 Preparation of a l
16、imit sample or a set of grade samples.23 7.4.1 General.23 7.4.2 Procedures.23 7.4.3 Affirmation of end-user true needs.23 7.5 Judgments without a limit sample or a set of grade samples.24 7.5.1 General.24 7.5.2 Procedures.24 7.6 Assessment using an ND(neutral density)filter.24 7.6.1 General.24 7.6.2 Procedures.24 7.7 Assessment method for mechanical defects.25 IEC 62715-5-3:2017 IEC 2017 3 8 Reporting.25 8.1 Requirements for reporting.25 8.2 Recommendations for reporting.25 Annex A(informative)R
