Patent · US Expired

Single-frequency, frequency doubled laser

US5164947A · kind A · utility

43Cited by
10References
32Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 28, 1991
Grant dateNov 17, 1992
Priority date
Expiry dateFeb 28, 2011

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01S3/109
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A laser is disclosed comprising: a source of optical pumping radiation; a lasant rod; an input mirror; two quarter-wave plates; polarizing means, adjacent to a quarter-wave plate, for polarizing said lasant light radiated from said rod; second harmonic generating means for producing an output at twice the frequency at which said rod lases; and an output coupler.

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