ISO INTERNATIONAL STANDARD 12612 Second edition 2016-03-15 Cinematography Interchange of post-production sprocket-based materials Cinématographie Echange de matériaux post-production dentés Reference number ISO 12612:2016(E) ISO International Organization for Standardization =ZHEJIANG INST OF STANDARDIZATION C1 5956617 @IS02016 vided by IHS underI Not for Resale, 2016/6/2 08:28:32 ted without license from IHS IS0 12612:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS02016,PublishedinSwitzerland All rights reserved. Unless otherwise specified, 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 Ch. de Blandonnet 8 . CP 401 CH-1214 Vernier, Geneva, Switzerland Tel. +41 22 749 01 11 Fax +4122 749 09 47 copyright@iso.org www.iso.org Intenationai br PrganizationforStandardization icensee-ZHEJIANG INST OF STANDARDIZoISQ s.6 - All rights reserved etworking permitted without license from IHS IS0 12612:2016(E) Contents Page Foreword ..iv 1 Scope 1 2 Normative references 3 Requirements for post-production picture elements. .2 3.1 Cutting and perforating dimensions 2 3.2 Positionanddimensionsofpictureareas .2 3.3 Splices 2 3.4 Requirements for photographic characteristics .2 3.4.1 Densitometry 3 3.4.2 Density of the original camera negative LAD test image (LAD control patch) 3 3.4.3 Density of the LAD test image in master positive. 3 3.4.4 Density of the LAD test image in duplicate negative 3 3.4.5 Density of the LAD test image in projection print. .3 3.5 Leaders for picture materials. .3 4 Requirements for post-production sound elements. .4 4.1 Cutting and perforating dimensions .4 4.2 Position, dimensions and track assignments 4 4.3 Nominal velocity 4 4.4 Recordings 4 4.5 Sound records to be interchanged for making monophonic release prints (see A.3) .4 4.6 Components of sound records to be interchanged for making 35 mm stereophonic release prints (see also A.3) .5 4.6.1 Stereophonic matrix encoded components. .5 4.6.2 Stereophonic discrete components .5 4.7 Sound records to be interchanged for making 70 mm release prints (see also A.3) 4.8 Requirementsforsoundrecordcharacteristics .6 4.9 Leaders for sound materials. 7 5 Packing and marking .7 Annex A (informative) Additional information .9 Bibliography .10 iii vided by IHS under Not for Resale, 2016/6/2 08:28:32 thout license from IHS