ISO INTERNATIONAL 17123-3 STANDARD First edition 2001-12-01 Optics and optical instruments Field procedures for testing geodetic and surveying instruments Part 3: Theodolites Optique et instruments doptiqueMéthodesd'essai sur sitedes instrumentsgeodésiguesetd'observation Partie 3: Théodolites Reference number ISO 17123-3:2001(E) ISO @ISO 2001 Copyright Intemational Organization for Standardization ISO17123-3:2001(E) PDFdisclaimer This PDF file may contain embedded typefaces. In accordance with Adobe's licensing policy, this file may be printed or viewed but shall not be parties accept therein the responsibility of not infringing Adobe's licensing policy. The IsO Central Secretariat accepts no liability in this area. Adobe is atrademark of Adobe Systems Incorporated. Details of the software products used to create this PDF file can be found in the General Info relative to the file; the PDF-creation parameters were optimized for printing. Every care has been taken to ensure that the file is suitable for use by ISO member bodies. In the unlikely event that a problem relating to it is found, please inform the Central Secretariat at the address given below. ISO2001 All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilized in any form or by any means, elec- tronic or mechanical, including photocopying and microfilm, without permission in writing from either ISO at the address below or ISO's mem- ber body in the country of the requester. ISO copyright office Case postale 56·CH-1211Geneva 20 Tel. + 41 22 749 01 11 Fax + 41 22 749 09 47 E-mail [email protected] Web www.iso.ch Printed in Switzerland CopyrghtliamatlonalOorganzatonfor Steandardalon @ISO 2001 - All rights reserved r Resale, 11/23/2016 09:18:35 MS ISO 17123-3:2001(E) Contents Page 1 Scope 2 Normativereferences 1 3 Terms and definitions 2 General 2 Measurement of horizontaldirections. 5 3 6 Measurementofverticalangles 8 Annexes A Example of the simplified test procedure (horizontal directions). 12 A.1 Measurements 12 A.2 Calculation 12 B Example of the full test procedure (horizontal directions) 14 B.1 Measurements 14 B.2 Calculation .... 15 B.3Statistical tests 16 c Example of both test procedures (vertical angles) 18 c.1 Measurements 18 C.2 Calculation 19 C.3 Statistical tests 20 ii ISO17123-3:2001(E) Foreword ISO (the International OrganizationforStandardization)isaworldwidefederationof national standardsbodies(isO member bodies). The work of preparing International Standards is normally carried out through IsO technical com- mittees.Eachmemberbodyinterestedinasubjectforwhichatechnicalcommitteehasbeenestablishedhasthe right to be represented on that committee. International organizations, governmental and non-governmental, in liai- sonwithisO,alsotakepartinthework.lsOcollaboratescloselywiththeInternationalElectrotechnicalCommission (IEC) on all matters of electrotechnical standardization. International Standards are drafted in accordance with the rules given in the ISO/lEC Directives, Part 3. Draft International Standards adopted by the technical committees are circulated to the member bodies for voting. Attention is drawn to thepossibility that some of the elements of thispart of iso 17123may be the subject of patent rights. IsO shall not be held responsible for identifying any or all such patent rights. International Standard ISO 17123-3 was prepared by Technical Committee ISO/TC 172, Optics and optical instru ments, Subcommittee SC 6, Geodetic andsurveying instruments. This first edition of ISO 17123-3 cancels and replaces ISO 8322-4:1991 and ISO12857-2:1997, which have been technically revised. Iso 17123 consists of the followingparts,underthe general title Optics and optical instruments-Field procedures fortestinggeodetic and surveying instruments: Part 1: Theory — Part 2: Levels Part3:Theodolites Part4:Electro-opticaldistancemeters (EDM instruments) Part5:Electronictacheometers Part6:Rotatinglasers Part 7:Optical plum