The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 27, 1992
Filed:
May. 29, 1991
Applicant:
Inventors:
Allen R Geiger, Las Cruces, NM (US);
Narasimha S Prasad, Las Cruces, NM (US);
Assignee:
LaSen, Inc., Las Cruces, NM (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B / ;
U.S. Cl.
CPC ...
359330 ; 372 21 ;
Abstract
An optical parametric oscillator includes a pump laser for producing a pump beam, an optical resonator, an OPO crystal disposed within the optical resonator aligned with and responsive to the pump beam to produce a parametrically generated output, and a device external to the optical resonator for line narrowing the parametrically generated output. In one embodiment of the invention, the device is a grating and in another embodiment of the invention the device is an acousto-optic cell.