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US 12,656,572 B2Granted
Optical system
AssigneeActutek Corporation
InventorsChih-Wei Weng, Chao-Hsi Wang, Kuen-Wang Tsai, Tzu-Ying Chen
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Abstract
An optical system is provided in the present disclosure, including a fixed portion and a movable portion. The movable portion is movable relative to the fixed portion. The movable portion includes an optical adjustment assembly and a first optical element. The optical adjustment assembly has a frame and an optical axis. The first optical element has a first housing, which is connected to the frame of the optical adjustment assembly. The first optical element and the optical adjustment assembly are arranged along the optical axis.
Claims19
An optical system, comprising:
- a fixed portion;
- and
- a movable portion, movable relative to the fixed portion, including:
- an optical adjustment assembly, having a frame and an optical axis;
- and
- a first optical element, having a first housing connected to the frame of the optical adjustment assembly, wherein the first optical element and the optical adjustment assembly are arranged along the optical axis;
- wherein the frame comprises:
- a first body having a first material;
- and
- a first connecting portion having a second material, wherein the first material and the second material are different;
- wherein the first body and the first connecting portion are formed integrally by using double-injection molding technology;
- wherein the optical system further comprises an adhesive element, wherein there is a gap between the first housing and the first connecting portion, and the adhesive element is disposed inside the gap, so that the first housing is fixedly connected to the first connecting portion;
- wherein the adhesive element has a fourth material, wherein the coefficient of thermal expansion of the fourth material is similar to the coefficient of thermal expansion of the second material.
10 more elements
Dependencies are inferred from the claim text.