Patent · US Expired

Laser cavity for laser media with annular cross section

US5479429A · kind A · utility

3Cited by

2References

14Claims

0Family size

Assignee

Fraunhofer-Gesellschaft zur förderung der angewandten Forschung e.V. · DE

Inventors

Uwe Habich · Aachen, DE
Keming Du · Aachen, DE
Heinz-Dieter Plum · Oldenburg, DE

Key dates

Filing date	Apr 14, 1994
Grant date	Dec 26, 1995
Priority date	—
Expiry date	Apr 14, 2014

Classification

Technology area (CPC H)Electricity
CPC primaryH01S3/0315
WIPO fieldOptics
WIPO sectorInstruments

Abstract

A laser resonant cavity for utilizing media, having an annular cross sect as well as two end mirrors. The end mirrors exhibit a toroidal surface, and at least one end mirror has at least one aperture through which the laser beam can be coupled out.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.