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:
Sep. 08, 2026
Filed:
Sep. 04, 2024
Canon Kabushiki Kaisha, Tokyo, JP;
Tatsuya Tanaka, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An optical apparatus includes a lens, a lens holding member configured to hold the lens, an imaging device configured to receive light that has passed through the lens at an imaging plane of the imaging device to convert the received light into an electrical signal, and a device holder configured to hold the imaging device, the lens, the lens holding member, the imaging device, and the device holder being integrally formed in the optical apparatus, wherein the device holder holds a surface of the imaging device, the surface being different from the imaging plane and a surface opposite to the imaging plane, wherein the device holder includes, in order from the lens in an optical path direction, a first member containing a first material, and a second member containing a second material, and wherein a linear expansion coefficient of the first material is larger than that of the second material.