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:
Nov. 15, 2011
Filed:
Oct. 23, 2007
Applicants:
Michael R. Feldman, Charlotte, NC (US);
Alan D. Kathman, Charlotte, NC (US);
William H. Welch, Charlotte, NC (US);
Inventors:
Michael R. Feldman, Charlotte, NC (US);
Alan D. Kathman, Charlotte, NC (US);
William H. Welch, Charlotte, NC (US);
Assignee:
Digitaloptics Corporation East, Charlotte, NC (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 9/06 (2006.01); G02B 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
An integrated micro-optical system includes at least two wafers with at least two optical elements provided on respective surfaces of the at least two wafers, at least one of the two optical elements being a spherical lens. The resulting optical system presents a high numerical aperture. One of the optical elements may be a refractive element formed in a material having a high index of refraction.