ISO INTERNATIONAL STANDARD 19084 First edition 2015-12-15 Photography Digital cameras Chromatic displacement measurements Photographie - Cameras numériques - Mesurages du deplacement chromatique Reference number IS0 19084:2015(E) ISO IS02015 IS0 19084:2015(E) COPYRIGHT PROTECTED DOCUMENT @ IS0 2015, Published in Switzerland 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 +41 22 749 09 47 [email protected] www.iso.org @ IS0 2015 - All rights reserved IS0 19084:2015(E) Contents Page Foreword ..iv Introduction. .V 1 Scope. ..1 2 Terms and definitions ..1 3 Test conditions and methods 3.1 General .1 3.2 Apparatus and hardware. .1 3.2.1 Lighting ..2 3.2.2 Test chart. 2 3.3 Arrangement of measuring equipment .4 3.3.1 Reflectivetestchart 4 3.3.2 Transmissive test chart .4 3.3.3 Positioning of the camera .5 3.4 Image/camera settings. .6 4 Analytical approach .6 4.1 General .6 4.2 Determination of displacement .6 4.2.1 Dot chart .6 4.2.2 V pattern chart. .7 4.3 Chromatic displacement (CD) ..8 4.3.1 Numerical definition. .8 4.4 Radial chromatic displacement (RCD) 4.4.1 Numerical definition. .9 5 Presentations of results .10 5.1 Chromatic displacement. 10 5.2 Radial chromatic displacement .11 Annex A (informative) Extracting the dots from the target .13 Bibliography .14 sn to Sandardizan rights reserved ii