DIN EN ISO 11146-2-2005 Lasers and laser-related equipment - Test methods for laser beam widths divergence angles and beam propagation ratios - Part 2 General astigmatic beams (ISO.pdf

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1、ICS 31.260Lasers and laser-related equipmentTest methods for laser beam widths, divergence angles andbeam propagation ratiosPart 2: General astigmatic beams(ISO 11146-2:2005)English version of DIN EN ISO 11146-2Laser und Laseranlagen Prfverfahren fr Laserstrahlabmessungen, Divergenzwinkel und Beugun

2、gsma-zahlen Teil 2: Allgemein astigmatische Strahlen (ISO 11146-2:2005)National forewordThis standard has been published in accordance with a decision taken by CEN/TC 123 Lasers and laserrelated equipment (Secretariat: Germany) to adopt, without alteration, International Standard ISO 11146-2as a Eur

3、opean Standard.The responsible German body involved in its preparation was the Normenausschuss Feinmechanik und Optik(Optics and Precision Mechanics Standards Committee), Technical Committee Laser.The DIN Standards corresponding to the International Standards referred to in clause 2 of the EN are as

4、follows:ISO Standard DIN StandardISO 11145 DIN EN ISO 11145ISO 11146-1 DIN EN ISO 11146-1National Annex NAStandards referred to(and not included in Normative references and Bibliography)DIN EN ISO 11145 Optics and optical instruments Lasers and laser-related equipment Terminology,symbols and units o

5、f measure for the specification and testing of lasers and laserassemblies (ISO 11145:2001)DIN EN ISO 11146-1 Lasers and laser-related equipment Test methods for laser beam widths, divergenceangles and beam propagation ratios Part 1: Stigmatic and simple astigmatic beams(ISO 11146-1:2004)DEUTSCHE NOR

6、M May 2005DIN EN ISO 11146-2 No part of this standard may be reproduced without the prior permission ofDIN Deutsches Institut fr Normung e.V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).English price group 13www.din.dewww.beuth.

7、de9649903Continued overleaf.Document comprises 19 pages.08.05G4G15G70G106G9G5English versionICS 31.260Lasers and laser-related equipmentTest methods for laser beam widths, divergenceangles and beam propagation ratiosPart 2: General astigmatic beams(ISO 11146-2:2005) 2005. CEN All rights of exploitat

8、ion in any form and by any meansreserved worldwide for CEN national members.Ref. No. EN ISO 11146-2:2005 ELaser und Laseranlagen Prfverfah-ren fr Laserstrahlabmessungen,Divergenzwinkel und Beugungsma-zahlen Teil 2: Allgemein astigma-tische Strahlen (ISO 11146-2:2005)This European Standard was approv

9、ed by CEN on 2005-02-03.CEN members are bound to comply with the CEN/CENELEC Internal Regulationswhich stipulate the conditions for giving this European Standard the status of anational standard without any alteration.Up-to-date lists and bibliographical references concerning such national stand-ard

10、s may be obtained on application to the Management Centre or to anyCEN member.The European Standards exist in three official versions (English, French, German).A version in any other language made by translation under the responsibility of aCEN member into its own language and notified to the Manage

11、ment Centre hasthe same status as the official versions.CEN members are the national standards bodies of Austria, Belgium, Cyprus, theCzech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary,Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Netherlands,Norway, Pol

12、and, Portugal, Slovakia, Slovenia, Spain, Sweden, Switzerland, andthe United Kingdom.EN ISO 11146-2February 2005Management Centre: 36, rue de Stassart, B-1050 BrusselsEuropean Committee for StandardizationComit Europen de NormalisationEuropisches Komitee fr NormungLasers et quipements associs auxlas

13、ers Mthodes dessai des largeursdu faisceau, angles de divergence etfacteurs de limite de diffraction Partie 2: Faisceaux astigmatiquesgnraux (ISO 11146-2:2005)Page 2EN ISO 11146-2:2005ForewordInternational StandardISO 11146-2:2005 Lasers and laser-related equipment Test methods for laser beam widths

14、, divergenceangles and beam propagation ratios Part 2: General astigmatic beams,which was prepared by ISO/TC 172 Optics and optical instruments of the International Organization forStandardization, has been adopted by Technical Committee CEN/TC 123 Lasers and laser-related equipment,the Secretariat

15、of which is held by DIN, as a European Standard.This European Standard shall be given the status of a national standard, either by publication of an identical textor by endorsement, and conflicting national standards withdrawn, by August 2005 at the latest.In accordance with the CEN/CENELEC Internal

16、 Regulations, the national standards organizations of thefollowing countries are bound to implement this European Standard:Austria, Belgium, Cyprus, the Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary,Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, the Neth

17、erlands, Norway, Poland, Portugal,Slovakia, Slovenia, Spain, Sweden, Switzerland, and the United Kingdom.Endorsement noticeThe text of the International Standard ISO 11146-2:2005 was approved by CEN as a European Standard withoutany modification.234448888889999910101010121414151518Page 3EN ISO 11146

18、-2:2005Page 4EN ISO 11146-2:2005Page 5EN ISO 11146-2:2005Page 6EN ISO 11146-2:2005Page 7EN ISO 11146-2:2005ttPage 8EN ISO 11146-2:2005Page 9EN ISO 11146-2:2005Page 10EN ISO 11146-2:2005Page 11EN ISO 11146-2:2005Page 12EN ISO 11146-2:2005Page 13EN ISO 11146-2:2005Page 14EN ISO 11146-2:2005Page 15EN ISO 11146-2:2005Page 16EN ISO 11146-2:2005Page 17EN ISO 11146-2:2005atPage 18EN ISO 11146-2:2005