BS IEC 61747-40-3:2015
$102.76
Liquid crystal display devices – Mechanical testing of display cover glass for mobile devices. Biaxial flexural energy to failure (ball drop)
| Published By | Publication Date | Number of Pages |
| BSI | 2015 | 18 |
This part of IEC 61747‑40 is a mechanical performance testing procedure for cover glass used in electronic flat panel displays in mobile devices. This standard is focused on the measurement of surface impact resistance via biaxial flexure generated by a ball drop.
PDF Catalog
| PDF Pages | PDF Title |
|---|---|
| 4 | CONTENTS |
| 5 | FOREWORD |
| 7 | INTRODUCTION |
| 8 | 1 Scope 2 Normative references 3 Terms and definitions 4 General |
| 9 | 5 Apparatus 5.1 Testing environment and pre-conditioning 5.2 Apparatus overview |
| 10 | 5.3 Height adjustment beam 5.4 Specimen holder Figures Figure 1 – Apparatus overview |
| 11 | 5.5 Armature Figure 2 – Specimen holder (top view) Figure 3 – Specimen holder (side view, cross-section) |
| 12 | 5.6 Ball release mechanism 5.7 Height adjustment clamp 5.8 Ball release controller 5.9 Ball 5.10 Base 6 Procedure 6.1 Safety 6.2 Sample |
| 13 | 6.3 Individual specimen 6.4 Complete the report |
| 14 | 7 Calculations 7.1 Breaking energy 7.2 Statistical calculations |
| 15 | 8 Reporting 8.1 Information to be reported for each test 8.2 Information to be made available upon request Figure 4 – Example Weibull plot |
| 16 | 9 Specifications |
