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.

Date of Patent:
Jun. 25, 2013

Filed:

Mar. 20, 2009
Applicants:

Hyun-wook OK, Seoul, KR;

Rozhkov Oleg Vladimirovich, Moscow, RU;

Shirankov Alexandr Fedororvich, Moscow district, RU;

Joo-young Kang, Yongin-si, KR;

Seong-deok Lee, Suwon-si, KR;

Inventors:

Hyun-wook Ok, Seoul, KR;

Rozhkov Oleg Vladimirovich, Moscow, RU;

Shirankov Alexandr Fedororvich, Moscow district, RU;

Joo-young Kang, Yongin-si, KR;

Seong-deok Lee, Suwon-si, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/28 (2006.01); G02B 15/14 (2006.01); G02B 17/00 (2006.01); G02B 9/08 (2006.01); H04N 5/225 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed is an image capturing lens system. The image capturing lens system includes an image capturing lens group having a plurality of lenses and a phase mask located in the image capturing lens group. The phase mask may satisfy phase mask functions that are defined with respect to x and y axes such that a modulation transfer function (MTF) of light is uniformized.


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