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:
Jul. 06, 2021
Filed:
Dec. 26, 2018
Chicony Electronics Co., Ltd., New Taipei, TW;
Tsung-You Wang, New Taipei, TW;
Jin-Kae Jang, New Taipei, TW;
CHICONY ELECTRONICS CO., LTD., New Taipei, TW;
Abstract
A lens device includes a hollow base, a calibration ring, and a lens assembly. The hollow base includes a bottom surface and an assembly plane opposite to the bottom surface. The assembly plane has a through hole. The calibration ring includes a shaft hole, a first annular surface, and a second annular surface axially opposite to the first annular surface. An inner wall of the shaft hole has an internal thread. The shaft hole corresponds to the through hole of the hollow base. The second annular surface is fixed on the assembly plane of the hollow base via a curing adhesive layer. The lens assembly includes a lens barrel. The lens barrel has an external thread. The lens barrel is screwed to the internal thread of the calibration ring by the external thread.