ISO INTERNATIONAL STANDARD 12640-3 Second edition 2022-08 Graphic technology - Prepress digital data exchange - Part 3: CIELAB standard colour image data (CIELAB/SCID) Technologie graphique -Echange de données numeriques de preimpression Partie 3: Donnees d'images en couleur normalisees CIELAB (CIELAB) SCID) Reference number IS012640-3:2022(E) ISO @ISO 2022 IS012640-3:2022(E) COPYRIGHTPROTECTEDDOCUMENT IS02022 All rights reserved. Unless otherwise specified, or required in the context of its implementation, no part of this publication may be reproduced orutilized otherwise in anyform or by any means,electronic ormechanical, 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 orIso'smemberbodyinthecountryoftherequester. ISO copyright office CP 401:Ch.de Blandonnet 8 CH-1214 Vernier,Geneva Phone: +4122 749 0111 Email: [email protected] Website: www.iso.org Published in Switzerland ii IS02022-Allrightsreserved