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:
Jun. 03, 2008
Filed:
Sep. 09, 2005
Applicants:
Thye Linn Mok, Mertajam, MY;
Wooi Kin Goon, Penang, MY;
Gim Eng Chew, Penang, MY;
Kee Yean NG, Penang, MY;
Janet Bee Yin Chua, Perak, MY;
Rene P. Helbing, Palo Alto, CA (US);
Inventors:
Thye Linn Mok, Mertajam, MY;
Wooi Kin Goon, Penang, MY;
Gim Eng Chew, Penang, MY;
Kee Yean Ng, Penang, MY;
Janet Bee Yin Chua, Perak, MY;
Rene P. Helbing, Palo Alto, CA (US);
Assignee:
Avago Technologies ECB4 IP Pte Ltd, Singapore, SG;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03B 15/02 (2006.01); G03B 15/06 (2006.01); G02B 1/06 (2006.01); G02B 3/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
A variable focal length light source is constructed using a tunable focus length lens which can be adjusted in synchronization to the focal length of a camera lens. In one embodiment, a deformable lens is used in conjunction with an LED light source to provide the tunable focal length required for a camera flash device.