INTERNATIONAL ISO/IEC STANDARD 20071-11 First edition 2019-12 Information technology User interface component accessibility - Part 11: Guidance on text alternatives for images Technologies de I'information - Accessibilite du composant interface utilisateur Partie 11: Lignes directrices pour les textes alternatifs pour images Reference number IEC IS0/IEC 20071-11:2019(E) os1 @ IS0/IEC 2019 IS0/IEC 20071-11:2019(E) COPYRIGHTPROTECTEDDOCUMENT IS0/IEC 2019 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced or utilized otherwise in any form or by any means, electronic or mechanical, including photocopying, or posting on the internet or an intranet, without prior written permission. Permission can be requested from either IsO at the address below or Iso's member body in the country of the requester. ISO copyright office CP 401 : Ch. de Blandonnet 8 CH-1214 Vernier, Geneva Phone: +4122 749 0111 Fax: +41 22 749 09 47 Email: [email protected] Website: www.iso.org Published in Switzerland ii @ IS0/IEC 2019 - All rights reserved