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:
Mar. 22, 2016
Filed:
Nov. 06, 2013
Applicant:
Og Technologies, Inc., Ann Arbor, MI (US);
Inventors:
Tzyy-Shuh Chang, Ann Arbor, MI (US);
Hsun-Hau Huang, Ann Arbor, MI (US);
Changhung Lin, Ypsilanti, MI (US);
Assignee:
OG Technologies, Inc., Ann Arbor, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01B 11/30 (2006.01); G01B 11/14 (2006.01); G01B 11/02 (2006.01); G01B 11/04 (2006.01); G01B 11/10 (2006.01); G01B 11/08 (2006.01); H04N 5/235 (2006.01); G01N 15/06 (2006.01); G06K 9/00 (2006.01); G03B 15/06 (2006.01); H04N 5/225 (2006.01);
U.S. Cl.
CPC ...
G03B 15/06 (2013.01); H04N 5/2256 (2013.01); G03B 2215/0575 (2013.01); H04N 2005/2255 (2013.01);
Abstract
An apparatus and method for the function to control the lighting direction onto an object surface, focus the light, and maintain the lighting uniformity. A ring light system takes advantage of a contoured reflector to match with the uniform, non-focused ring light source, and converting the non-focused ring light source into a focused uniform ring light source.