Reflection-testing device and method for use thereof
US7515254B2 · kind B2 · utility
0Cited by
1References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 21, 2006 |
| Grant date | Apr 7, 2009 |
| Priority date | — |
| Expiry date | Dec 21, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01M11/0257
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A reflection-testing device for testing for unwanted reflections in a lens module (12) includes a plurality of light sources (18) and an image capturer (16). The plurality of light sources is provided around the top end of the lens module, and the image capturer is provided near the other end of the lens module for receiving optical signals through the lens module. A lens reflection testing method is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.