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:
Jun. 11, 2013
Filed:
Dec. 08, 2011
Applicant:
Kazunari Hanano, Hachioji, JP;
Inventor:
Kazunari Hanano, Hachioji, JP;
Assignee:
Olympus Medical Systems Corp., Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
F21V 5/08 (2006.01); A61B 1/07 (2006.01);
U.S. Cl.
CPC ...
Abstract
A light source apparatus includes: a light source section that emits a luminous flux whose quantity of light is larger in a central region than in a peripheral region; a condensing optical system that condenses an incoming luminous flux; and a light distribution correction optical element arranged between the light source section and the condensing optical section, in which a central portion has a negative power that is more intense than that of a peripheral region.