Optical device
US11187872B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 6, 2018 |
| Grant date | Nov 30, 2021 |
| Priority date | — |
| Expiry date | Oct 17, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01J3/45
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
In an optical device, a movable unit includes a main body portion, a frame portion that surrounds the main body portion with a predetermined interval from the main body portion, and a plurality of connection portions which connect the main body portion and the frame portion to each other. A width of each of the connection portions is larger than an interval between the main body portion and the frame portion, and is smaller than a distance from a connection position with each of the connection portions in the frame portion to any of a connection position with each of a pair of first torsion support portions and a connection position with each of a pair of second torsion support portions.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.