Image pickup system and lens apparatus
US8436933B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Aug 4, 2010 |
| Grant date | May 7, 2013 |
| Priority date | — |
| Expiry date | Apr 28, 2031 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N23/672
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
The image pickup system is constituted by a lens apparatus including a focus lens and an image pickup apparatus performing image pickup through the lens apparatus. The system includes an operating part being operated to instruct a movement of the focus lens, a controller performing focus position control to move the focus lens to a position corresponding to an operation amount of the operating part, a ranging part detecting an object distance in each of plural ranging areas included in an image pickup region, and a determining part determining a distance range where the object distances detected in the plural ranging areas are distributed. The system further includes a changing part changing a relationship between the operation amount of the operating part and the position of the focus lens in the focus position control according to a determination result by the determining part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.