ISO INTERNATIONAL STANDARD 17123-4 Second edition 2012-06-01 Optics and optical instrumentsField procedures for testing geodetic and surveying instruments - Part 4: Electro-optical distance meters (EDM measurements to reflectors) Optique et instruments d'optique-Methodes d'essaisur site des instruments géodésiques et d'observation Reference number ISO 17123-4:2012(E) LSO @ ISO 2012 I without license from IHS Not for Resale ISO 17123-4:2012(E) COPYRIGHTPROTECTEDDOCUMENT ISO2012 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 ISO at the address below or ISO's member body in the country of the requester. ISO copyright office Case postale 56 · CH-1211 Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail copyright@iso.org Web www.iso.org Published in Switzerland ISO 2012-All rights reserved No reproductic etworking permitted without license from IHS Not for Resale ISO 17123-4:2012(E) Contents Page Foreword ..iv Introduction 1 Scope 2 Normative references 3 Terms and definitions 4 General. 2 4.1 Requirements .. 2 4.2 Procedure 1: Simplified test procedur 2 4.3 Procedure 2: Full test procedure (Type A evaluation of standard uncertainty) 5 Simplified test procedure.. 3 5.1 Configuration of the test field 3 5.2 Measurements.. 5.3 Calculation 4 5.4 Further investigations 6 Full test procedure. 5 6.1 Configuration of the test line. 5 6.2 Measurements... 6 6.3 Calculation. 6.4 Statistical tests.... 10 6.5 Combined standard uncertainty evaluation (Type A and Type B) 12 Annex A (informative) Example of the simplified test procedure 13 AnnexB(informative)Exampleofthefulltestprocedure. ..15 Annex C (informative) Example for the calculation of a combined uncertainty budget (Type A and Type B). 19 Bibliography. 22 ili cense from IHS Not for Resale