ISO/IEC TR TECHNICAL REPORT 21565 First edition 2018-02 InformationtechnologyOffice equipment- Viewing environment guideline for office equipment TechnologiesdeI'information-Equipements debureau Visualisation de la directive d'environnement pour les équipements debureau Referencenumber IEC IS0/IECTR21565:2018(E) IS0/IEC2018 IS0/IECTR21565:2018(E) Contents Page Foreword iv Introduction. .. 1 Scope. .1 2 Normativereferences ..1 3 Terms and definitions .1 4 Viewing conditions. .1 4.1 General 1 4.2 Visualassessment 1 4.2.1 General 1 4.2.2 Lighting of indoor workplaces 2 4.2.3 Graphictechnology and photography 2 4.2.4 Multimedia systems and equipment 2 4.2.5 Displays for colour proofing 3 4.3 Colorimetry 3 4.3.1 General. 3 4.3.2 Basic colorimetry 3 4.3.3 Graphic technology and photography 4 4.3.4 Multimedia systems and equipment 4 4.4 Officeequipment 4 4.4.1 General. 4 4.4.2 Office lighting for imaging 4 4.4.3 Colour copyingmachines 4 5 Guidelineforofficecolourassessment 5 5.1 General .5 5.2 Visualassessment 5 5.3 Colorimetry .5 5.4 Recommendation. .5 AnnexA (informative) International standards relatedtoviewing conditions 6 AnnexB(informative)Exampleofviewingconditionsforimagecomparisonbetween hardcopy and display. 9 AnnexC(informative)Actualofficeviewingenvironment AnnexD(informative)Recommendationforofficeviewingconditions ..14. Bibliography ..15 IS0/IEC2018-All rights reserved ili IS0/IECTR21565:2018(E) Foreword ISO(theInternationalOrganizationfor Standardization)andIEC(theInternationalElectrotechnical Commission)form the specialized system for worldwide standardization.National bodies that are members of IsO or IEC participate in thedevelopment of International Standards through technical committees established by therespective organization to deal with particular fields of technical activity.IsOand IEC technical committees collaborateinfields ofmutual interest.Otherinternational organizations,governmentalandnon-governmental,inliaisonwithIsoandIEC,alsotakepartinthe work.In thefield of informationtechnology,ISO and IEC have established a joint technical committee, ISO/IECJTC1. The procedures used to develop this document and those intended for its further maintenance are described in the ISo/IEC Directives, Part 1, In particular the different approval criteria needed for the different types of document should be noted.This document was drafted in accordance with the editorialrulesoftheISo/IEDirectives,Part2(seewww.iso.org/directives). Attention is drawn to the possibility that some of the elements of this document may be the subject of patentrights.Iso and IEC shall notbeheld responsiblefor identifying any or all suchpatent rights. Details of any patent rights identified during the development of the document will be in the Introduction and/oron theIso listof patentdeclarations received (seewww.iso.org/patents). Any trade name used in this document is information given for the convenience of users and does not constitute an endorsement. For an explanation on the voluntary nature of standards, themeaning of Iso specific terms and expressions related to conformity assessment, as well as information about Iso's adherence to the World Trade Organization (WTO)principles in the Technical Barriers to Trade (TBT) see the following URL:www.iso.org/iso/foreword.html. This document was prepared by Technical Committee ISo/IEC JTC 1,Information technology, SubcommitteeSC28,Officeequipment. iv IS0/IEC2018-All rights reserved