Automatic polarizer for CCTV applications
US7872666B2 · kind B2 · utility
13Cited by
3References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 22, 2005 |
| Grant date | Jan 18, 2011 |
| Priority date | — |
| Expiry date | Feb 10, 2026 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B27/286
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The invention is related to a camera device (10) for CCTV applications. The camera device (10) comprises a sensor (12) comprising a lens (14) for monitoring the scene in front of the camera device (10). At least one polarizer element (16) is assigned to said sensor (12), the at least one polarizer element (16) being rotatably mounted with respect to said sensor (12), or said polarizer element (16) uses opto-electric effects.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.