Very narrow band laser
US5970082A · kind A · utility
89Cited by
10References
17Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jul 1, 1997 |
| Grant date | Oct 19, 1999 |
| Priority date | — |
| Expiry date | Jul 1, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S3/139
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A very narrow band laser. The very narrow bandwidth is achieved by creating an unstable resonance cavity using a cylindrical, partially-reflecting mirror to provide an output coupler in combination with a line narrowing module having a beam expander and a curved grating.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.