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:
Dec. 02, 2003
Filed:
Apr. 18, 2000
Applicant:
Inventor:
Gary Greenberg, Marina Del Rey, CA (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 3/00 ; G02B 2/122 ; G02B 2/106 ;
U.S. Cl.
CPC ...
G02B 3/00 ; G02B 2/122 ; G02B 2/106 ;
Abstract
A variable size sector-shaped aperture mask used in an optical imaging system, such as a microscope, increases contrast and depth of field without loss of resolution and permits different angled views of an object to be captured and compared to create focal plane-specific images.