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:
May. 31, 2016
Filed:
Jun. 30, 2014
Applicant:
Calin Technology Co., Ltd., Taichung City, TW;
Inventor:
Ming-Lin Lee, Taoyuan County, TW;
Assignee:
CALIN TECHNOLOGY CO., LTD., Taichung, TW;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02B 15/177 (2006.01); G02B 13/00 (2006.01); G02B 15/16 (2006.01);
U.S. Cl.
CPC ...
G02B 15/177 (2013.01); G02B 13/009 (2013.01); G02B 13/0045 (2013.01); G02B 15/161 (2013.01);
Abstract
A zoom lens includes a negative first lens group, an aperture, and a positive second lens group. The first lens group includes a negative first lens, a negative second lens, and a positive third lens. The second lens group includes a positive fourth lens, a negative fifth lens, a negative sixth lens, and a positive seventh lens, wherein the fifth lens is formed by adhering a positive lens and a negative lens, and the sixth lens is a meniscus lens. The zoom lens can be switched toward a telephoto mode from a wide mode by moving the second lens group from the image side toward the object side.