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. 07, 2017
Filed:
Jun. 01, 2012
Weihuang Chen, Shenz hen Guangdong, CN;
Ai MA, FoshanGuangdong, CN;
Sixiong Zeng, Shenz hen Guangdong, CN;
Haiqiang Zhong, Shenz hen Guangdong, CN;
WeiHuang Chen, Shenz hen Guangdong, CN;
Ai Ma, FoshanGuangdong, CN;
SiXiong Zeng, Shenz hen Guangdong, CN;
Haiqiang Zhong, Shenz hen Guangdong, CN;
OSRAM GmbH, Munich, DE;
Abstract
A zoom unit () of a light engine (), comprising at least one lens (), at least one first reflector () and at least one second reflector (), other at least one lens () receives a collimated beam (LI) from a light source unit () of the light engine (), the collimated beam (LI) being incident on the first reflector () after being converged by the lens (), and being incident on the second reflector () after being reflected by the first reflector (), to produce an output beam (L4) with its beam angle changed.