Laser emitter and laser scanning device
US7321380B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 4, 2004 |
| Grant date | Jan 22, 2008 |
| Priority date | — |
| Expiry date | Jan 17, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04N2201/0446
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A laser emitter including: a first lens barrel portion for holding a first laser element; a second lens barrel portion for holding a second laser element whose optical axis is slanted with respect to an optical axis of the first lens barrel portion, the second lens barrel portion being provided as one unit with the first lens barrel portion; a first lens supporting portion provided at the tip of the first lens barrel portion to support a first collimator lens; and a second lens supporting portion provided at the tip of the second lens barrel portion to support a second collimator lens, in which the first and second lens supporting portions are capable of supporting the collimator lenses with an adjustment range stretching in an optical axis direction, and the first and second collimator lenses are fixed and supported at positions adjusted within the adjustment range.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.