Optical axis tilting device for laser optical system
US7796351B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 12, 2008 |
| Grant date | Sep 14, 2010 |
| Priority date | — |
| Expiry date | Apr 3, 2029 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16C11/069
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An optical axis tilting device for laser optical system is configured to include a lens barrel in which a laser optical system is disposed; a tilt frame provided with a tilt sensor, a tilt mechanism including a drive motor, a threaded shaft, a movable member, and a position detector; a leveling mechanism; a ball joint mechanism including a ball support portion in the lens barrel, a ball portion made of a magnetic material and supported between the ball support portion and the tilt frame, a conical recess formed in one of the ball support portion and the tilt frame, and a permanent magnet provided in the one of the ball support portion and the tilt frame; and a computing portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.