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:
Jan. 21, 2014
Filed:
Sep. 23, 2011
Applicants:
Dung T. Duong, Bee Cave, TX (US);
Nicholas Flynn Jameson, Cedar Park, TX (US);
Inventors:
Dung T. Duong, Bee Cave, TX (US);
Nicholas Flynn Jameson, Cedar Park, TX (US);
Assignee:
Illumitex, Inc., Austin, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 5/00 (2006.01); G02B 6/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
One embodiment of an optical system described herein comprises a source including light emitting diode chip and a homogenizer. One embodiment of the homogenizer comprises an entrance face positioned to receive light from the source, the entrance face having a first shape, a body configured to homogenize the received light and an exit face, the exit face parallel to the primary emitting face of the source. The homogenizer can emit light with a half angle that is at least 80% of the half angle of light entering the homogenizer.