Lens device and image capturing device having same
US8270102B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Oct 8, 2010 |
| Grant date | Sep 18, 2012 |
| Priority date | — |
| Expiry date | May 5, 2031 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B13/001
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A lens device includes a lens assembly, a lens barrel receiving the lens assembly therein and a barrel holder. The lens barrel includes a first end, an opposite second end, a first flange extending outwards from the first end, and a second flange extending outwards from the second end. The barrel holder is located between the first flange and the second flange. The barrel holder includes a first part, a second part, and two pairs of magnetic units each including a first magnetic element fixed to one of the first part and the second part, and a second magnetic element fixed to the other of the first part and the second part, the second magnetic element magnetically attracted to the first magnetic element. The first part is securely attached to the second part by magnetic attraction between the first and second magnetic elements.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.