Optical system and lens control system having focus adjustment used for imaging apparatus
US9584708B2 · kind B2 · utility
0Cited by
8References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 12, 2015 |
| Grant date | Feb 28, 2017 |
| Priority date | — |
| Expiry date | May 12, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B15/143107
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An imaging apparatus comprises an optical system that includes a plurality of lens groups, each lens group including one or more lenses, at least one of the lens groups being independently movable with respect to the other lens groups and including a focus lens group for focusing the subject and a lens control unit that controls movement of the plurality of lens groups to bring into focus based on a feeding position of the focus lens group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.