ISO INTERNATIONAL STANDARD 12870 Fourth edition 2016-11-01 Ophthalmic optics Spectacle frames - Requirements and test methods Optique ophtalmique-Montures de lunettes-Exigences et methodes d'essai Reference number ISO 12870:2016(E) ISO @ ISO 2016 IS0 12870:2016(E) COPYRIGHTPROTECTEDDOCUMENT IS0 2016, 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 i @ IS0 2016 - All rights reserved IS0 12870:2016(E) Contents Page Foreword ..V 1 Scope ..1 2 Normative references 3 Terms and definitions .2 4 Requirements 4.1 General .2 3 4.2 Physiological compatibility 4.2.1 Construction .3 ..3 4.2.2 General physiological compatibility 4.2.3 Nickel release. .3 4.2.4 Clinical evaluation. .4 4.3 Measurement system. 4 4.4 Dimensional toierances on nominal size .4 4.5 Tolerance on screw threads. .4 4.6 Dimensionalstabilityatelevatedtemperature 4 4.7 Resistance to perspiration. .4 4.8 Mechanical stability. 5 .5 4.8.1 Bridge deformation 4.8.2 Lens retention characteristics. .5 4.8.3 Endurance. ..5 4.9 Resistance to ignition. 6 4.10 Resistance to optical radiation .6 5 Selection of test samples .6 5.1 General .6 5.2 Testing for nickel release. .6 5.3 Change in spectacleframemodel .6 Preparation and conditioning of test samples 6 6.1 Test lenses. .6 .7 6.2 Sample conditioningandtestconditions 7 Testing,inspectionandcompliance .7 7.1 Testing .7 7.2 Inspection and examination .8 7.3 Compliance .8 8 Test methods .9 8.1 General .9 8.2 Testfordimensional stability at elevated temperature .10 8.2.1 Apparatus. ..10 8.2.2 Procedure. .10 8.3 Test forresistancetoperspiration .10 8.3.1 Apparatus and reagents. .10 8.3.2 Procedure. ..11 8.4 Bridgedeformation andlens retention test. .11 8.4.1 Apparatus. .11 8.4.2 Procedure. .12 8.5 Endurancetest .13 8.5.1 Apparatus. .13 8.5.2 Procedure .14 8.6 Test forresistanceto ignition ..15 8.6.1 Apparatus. .15 8.6.2 .15 Procedure 8.7 Testfor resistanceto optical radiation .15 8.7.1 Apparatus.. .15 @ IS0 2016 - All rights reserved ili
ISO 12870 2016 Ophthalmic optics Spectacle frames Requirements and test methods
文档预览
中文文档
35 页
50 下载
1000 浏览
0 评论
309 收藏
3.0分
温馨提示:本文档共35页,可预览 3 页,如浏览全部内容或当前文档出现乱码,可开通会员下载原始文档
本文档由 人生无常 于 2025-05-10 10:52:38上传分享