Patent · US Expired

Delivering pump light to a laser gain element while maintaining access to the laser beam

US6222872A · kind A · utility

5Cited by
2References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 15, 1999
Grant dateApr 24, 2001
Priority date
Expiry dateSep 15, 2019

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S3/094057
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A lens duct is used for pump delivery and the laser beam is accessed through an additional component called the intermediate beam extractor which can be implemented as part of the gain element, part of the lens duct or a separate component entirely.

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