Optical unit
US11333882B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 27, 2020 |
| Grant date | May 17, 2022 |
| Priority date | — |
| Expiry date | May 18, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B27/0006
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
An optical unit includes: a base which includes a main surface; a mirror device which includes a movable mirror portion and is disposed on the base; a frame member that is provided on the main surface so as to surround the mirror device; and a window member that is bonded to the frame member and has a flat plate shape. The frame member includes a first wall portion which is provided on the main surface and includes a first top surface on the side opposite to the main surface, a second wall portion which is provided on the main surface so as to face the first wall portion and includes a second top surface on the side opposite to the main surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.