Electronic imaging apparatus with anti-dust function
US7492408B2 · kind B2 · utility
19Cited by
11References
6Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 15, 2003 |
| Grant date | Feb 17, 2009 |
| Priority date | — |
| Expiry date | Dec 16, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/81
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
An electronic imaging apparatus includes an imaging optical system which forms an optical image of an object. A photoelectric conversion element converts the optical image into an electric signal. The optical element is arranged between the imaging optical system and the photoelectric conversion element. An excitation unit vibrates the optical element at a set frequency, and vibrates the optical element at least in in accordance with the mounting of an accessory device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.