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. 26, 2025

Filed:

Jan. 09, 2023
Applicant:

Largan Precision Co., Ltd., Taichung, TW;

Inventors:

Hsuan-Chin Huang, Taichung, TW;

Chen-Wei Fan, Taichung, TW;

Ming-Ta Chou, Taichung, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02B 7/02 (2021.01); G02B 13/00 (2006.01);
U.S. Cl.
CPC ...
G02B 7/023 (2013.01); G02B 7/021 (2013.01); G02B 7/028 (2013.01); G02B 13/0045 (2013.01);
Abstract

An imaging lens assembly includes a first lens element, a second lens element and a lens barrel, and an optical axis passes through the imaging lens assembly. One of the space adjusting structures is formed via a first peripheral portion of the first lens element and a plate portion of the lens barrel, the other one of the space adjusting structures is formed via the first peripheral portion of the first lens element and a second peripheral portion of the second lens element. Each of the space adjusting structures includes a frustum surface, a spatial frustum surface, a corresponding structure and a spatial layer. Each of the frustum surfaces and each of the spatial frustum surfaces are disposed on an object-side surface of the first peripheral portion and an object-side surface of the second peripheral portion, respectively.


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