Vibration reduction mechanism and optical device
US7742692B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 10, 2007 |
| Grant date | Jun 22, 2010 |
| Priority date | — |
| Expiry date | Jun 15, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG03B2217/005
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A vibration reduction mechanism, comprising: a first moving member and a second moving member which move relatively at a time of image blur correction; a guide member which guides relative movements of the first moving member and the second moving member; a plurality of first engagement portions, aligned in a row, which engage the first moving member with the guide member by spherical or cylindrical surfaces and groove-shaped portions; and a plurality of second engagement portions, aligned in a row, which engage the second moving member with the guide member by spherical or cylindrical surfaces and groove-shaped portions, wherein a groove shape of at least either one of the plurality of the first engagement portions or the plurality of the second engagement portions is formed with an elongated hole shape extending along an alignment direction of the first engagement portions aligned in a row.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.