ISO INTERNATIONAL STANDARD 9022-7 Third edition 2015-03-01 Optics and photonics Environmental test methods - Part 7: Resistance to drip or rain Optique et photonique - Méthodes d'essais environnementales - Partie 7: Résistance au ruissellement ou a la pluie Reference number ISO 9022-7:2015(E) SO International Organization for Standardization @ IS0 2015 ng Institute of Standardization 5956617 vided by IHS under itted without license from IHS IS0 9022-7:2015(E) COPYRIGHTPROTECTEDDOCUMENT @ IS0 2015 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 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 Prganizationfor Standardization networking permtted without license from IHS IS0 9022-7:2015(E) Contents Page Foreword ..iv Introduction. ...vi 1 Scope. 2 Normative references 3 General information and test conditions 4 Conditioning. ..1 4.1 Conditioning method 72: Drip. .1 4.2 Conditioning method 73: Steady rain. 4.3 Conditioning method 74: Driving rain. ..2 5 Procedure. .2 5.1 .2 General 5.2 Preconditioning 2 5.3 Recovery .2 5.4 Final test. .2 6 Environmental test code. ..3 7 Specification .8 Annex A (informative) Explanatory notes 9 iii see=Zhejiang Institute of Standardization 5956617 vided by IHS under lic d without license from IHS