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:
Jul. 16, 1985
Filed:
Nov. 23, 1982
Applicant:
Inventor:
Kouichi Karaki, Tokyo, JP;
Assignee:
Olympus Optical Company Limited, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01S / ;
U.S. Cl.
CPC ...
372-9 ; 372 34 ; 372108 ;
Abstract
A device for varying laser output including a source for generating a laser beam, at least one parallel flat plate having a transmissive characteristic for the laser beam and so arranged that the laser beam enters with the optical axis thereof at a Brewster's angle, a mechanism for rotating the plate about the optical axis, and a laser absorbing body for absorbing the laser beam reflected from the plate.