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:
Aug. 03, 2021

Filed:

Dec. 12, 2019
Applicant:

Tdk Taiwan Corp., Taoyuan, TW;

Inventors:

Fu-Yuan Wu, Taoyuan, TW;

Kuo-Chun Kao, Taoyuan, TW;

Nai-Wen Hsu, Taoyuan, TW;

Shih-Ting Huang, Taoyuan, TW;

Shao-Chung Chang, Taoyuan, TW;

Sin-Jhong Song, Taoyuan, TW;

Assignee:

TDK TAIWAN CORP., Taoyuan, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2021.01); G02B 7/04 (2021.01); G03B 13/36 (2021.01); G03B 3/10 (2021.01); G03B 5/00 (2021.01);
U.S. Cl.
CPC ...
G02B 7/023 (2013.01); G02B 7/021 (2013.01); G02B 7/04 (2013.01); G03B 3/10 (2013.01); G03B 5/00 (2013.01); G03B 13/36 (2013.01); G03B 2205/0069 (2013.01);
Abstract

An optical system includes a base, a first lens driving module, and a second lens driving module. The first lens driving module includes a first lens holder, a first magnet, and a first coil. The first lens holder is configured to hold a first optical element. The first coil corresponding to the first magnet is configured to drive the first lens holder to move relative to the base. The second lens driving module includes a second lens holder, a second magnet, and a second coil. The second lens holder is configured to hold a second optical element. The second coil corresponding to the second magnet is configured to drive the second lens holder to move relative to the base. The first magnet is disposed between the first and second lens holders, and no other magnet is disposed between the first and second lens holders except the first magnet.


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