IEC_TR_62471-2-2009.pdf

IEC/TR 62471-2Edition 1.0 2009-08TECHNICAL REPORT Photobiological safety of lamps and lamp systems Part 2:Guidance on manufacturing requirements relating to non-laser optical radiation safety IEC/TR 62471-2:2009(E)colourinsideLICENSED TO MECON Limited.-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright 2009 IEC,Geneva,Switzerland 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 IEC or IECs member National Committee in the country of the requester.If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication,please contact the address below or your local IEC member National Committee for further information.Droits de reproduction rservs.Sauf indication contraire,aucune partie de cette publication ne peut tre reproduite ni utilise sous quelque forme que ce soit et par aucun procd,lectronique ou mcanique,y compris la photocopie et les microfilms,sans laccord crit de la CEI ou du Comit national de la CEI du pays du demandeur.Si vous avez des questions sur le copyright de la CEI ou si vous dsirez obtenir des droits supplmentaires sur cette publication,utilisez les coordonnes ci-aprs ou contactez le Comit national de la CEI de votre pays de rsidence.IEC Central Office 3,rue de Varemb CH-1211 Geneva 20 Switzerland Email:inmailiec.ch Web:www.iec.ch About IEC 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.?Catalogue of IEC publications:www.iec.ch/searchpub The IEC on-line Catalogue enables you to search by a variety of criteria(reference number,text,technical committee,).It also gives information on projects,withdrawn and replaced publications.?IEC Just Published:www.iec.ch/online_news/justpub Stay up to date on all new IEC publications.Just Published details twice a month all new publications released.Available on-line and also by email.?Electropedia:www.electropedia.org The worlds leading online dictionary of electronic and electrical terms containing more than 20 000 terms and definitions in English and French,with equivalent terms in additional languages.Also known as the International Electrotechnical Vocabulary online.?Customer Service Centre:www.iec.ch/webstore/custserv If you wish to give us your feedback on this publication or need further assistance,please visit the Customer Service Centre FAQ or contact us:Email:csciec.ch Tel.:+41 22 919 02 11 Fax:+41 22 919 03 00 LICENSED TO MECON Limited.-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.IEC/TR 62471-2Edition 1.0 2009-08TECHNICAL REPORT Photobiological safety of lamps and lamp systems Part 2:Guidance on manufacturing requirements relating to non-laser optical radiation safety INTERNATIONAL ELECTROTECHNICAL COMMISSION XICS 29.140 PRICE CODEISBN 2-8318-1057-6 Registered trademark of the International Electrotechnical Commission colourinsideLICENSED TO MECON Limited.-RANCHI/BANGALORE,FOR INTERNAL USE AT THIS LOCATION ONLY,SUPPLIED BY BOOK SUPPLY BUREAU.2 62471-2/TR IEC:2009(E)CONTENTS FOREWORD.4 INTRODUCTION.6 1 Scope.7 2 Normative references.7 3 Terms and definitions.7 4 Risk groups applied for optical radiation safety assessments.10 4.1 Basis for optical radiation safety classification.10 4.2 Assessment criteria.10 4.3 Application-related issues.10 4.3.1 Near-infrared sources.10 4.3.2“Point sources”.11 4.3.3 Application-related vertical standards.11 5 Guidelines for lamp and lamp system manufacturers on how to apply IEC 62471.11 5.1 Limit values.11 5.1.1 General.11 5.1.2 Limits provided in irradiance/radiant exposure.12 5.1.3 Limits provided in(time integrated)radiance.12 5.2 Guidelines for lamp/LED manufacturers.12 5.2.1 General.12 5.2.2 Measurement conditions.12 5.2.3 User information.13 5.3 Guidelines for lamp system/luminaire manufacturers.13 5.3.1 General.13 5.3.2 Sources for general lighting service(GLS).13 5.3.3 Multi-purpose lamps.14 5.3.4 Determination of the hazard distance.14 5.4 Labelling.15 5.5 Other information provisions.16 6 Allocation of safety measures.17 6.1 General.17 6.2 Maximum acceptable viewer-related risk.18 Annex A(informative)Radiance and ocular hazards from extended sources.20 Annex B(informative)Determination of hazard distances.26 Annex C(informative)Sources for general lighting service(GLS).36 Annex D(informative)Lamps and lamp systems with integrated,attached beam-shaping or projection optics.41 Bibliography.45 Figure 1 Example of graphic presentation of distant dependent emission hazard values.15 Figure 2 Example of warning label for a lamp with multiple hazard spectral regions.17 Figure A.1 Invariance of rad