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:
Feb. 17, 2015
Filed:
Mar. 25, 2011
Applicants:
Jerliang Yeh, Hsinchu, TW;
Ling-yu Tsai, Taichung, TW;
Min-wei Hung, Taipei, TW;
Chi-hung Huang, Taipei, TW;
Yu-cheng Su, Taipei, TW;
Inventors:
Jerliang Yeh, Hsinchu, TW;
Ling-Yu Tsai, Taichung, TW;
Min-Wei Hung, Taipei, TW;
Chi-Hung Huang, Taipei, TW;
Yu-Cheng Su, Taipei, TW;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F21V 5/04 (2006.01); F21V 14/00 (2006.01); F21V 14/06 (2006.01); G02B 3/12 (2006.01); G02B 3/14 (2006.01); G02B 7/00 (2006.01); G02B 7/10 (2006.01); G02B 15/00 (2006.01); G02B 26/00 (2006.01); G03B 21/00 (2006.01); G03B 21/20 (2006.01);
U.S. Cl.
CPC ...
F21V 14/06 (2013.01); G02B 3/12 (2013.01); G02B 3/14 (2013.01); G02B 7/00 (2013.01); G02B 7/102 (2013.01); G02B 15/00 (2013.01); G02B 26/005 (2013.01); G03B 21/00 (2013.01); G03B 21/208 (2013.01);
Abstract
The present invention provides an apparatus for controlling a three-dimensional optical field. The apparatus includes a light-emission device and a set of zoom elements. The light-emission device emits a light. The set of zoom elements are disposed in front of the light-emission device, and focus the light from the light-emission device.