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:
May. 06, 2003
Filed:
Nov. 12, 1999
Applicant:
Inventor:
Harald B. Steen, Oslo, NO;
Assignee:
Photocure ASA, Oslo, NO;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61N 5/006 ;
U.S. Cl.
CPC ...
A61N 5/006 ;
Abstract
A device for irradiating a limited, defined area where uniform and intense irradiation is obtained of a sharply defined light field ( ) of variable size, the light from a halogen lamp ( ) or similar incoherent light source being directed by means of an elliptical mirror ( ) towards one end surface ( ) of a transparent rod ( ) whose opposite end surface ( ) is thereby uniformly irradiated and is imaged by a lens ( ) in the area ( ) which has to be irradiated.