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:
Dec. 26, 2017
Filed:
Apr. 08, 2016
Applicant:
Young Optics Inc., Hsinchu, TW;
Inventors:
Assignee:
Young Optics Inc., Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 13/14 (2006.01); G02B 7/00 (2006.01); G02B 5/20 (2006.01); G02B 13/18 (2006.01); G02B 7/02 (2006.01); H04N 5/33 (2006.01); G02B 15/177 (2006.01); H04N 5/232 (2006.01);
U.S. Cl.
CPC ...
G02B 13/146 (2013.01); G02B 5/208 (2013.01); G02B 7/006 (2013.01); G02B 7/023 (2013.01); G02B 13/14 (2013.01); G02B 13/18 (2013.01); G02B 15/177 (2013.01); H04N 5/23296 (2013.01); H04N 5/33 (2013.01);
Abstract
An imaging lens including a first lens group, a second lens group, and an aperture stop is provided. The first lens group is disposed between an object side and an image side. The second lens group is disposed between the first lens group and the image side. The aperture stop is disposed between the first lens group and the second lens group. The imaging lens includes at least three cemented lenses, each of the cemented lenses includes at least one lens having non-zero refractive power, and at least one lens of each of the cemented lenses has an Abbe number greater than 80.