Lens barrel, imaging apparatus, and imaging system
AssigneeCanon Kabushiki Kaisha
InventorShigehiro Torii
Life of this patent
Estimating the term…
Abstract
A lens barrel includes a lens and a holding barrel configured to hold the lens. The holding barrel includes a holding unit configured to hold the lens, a plurality of adhesion portions at which the lens held by the holding unit is fixed to the holding barrel by an adhesive, and a plurality of caulking portions at which the lens held by the holding unit is fixed to the holding barrel by caulking the lens. Each of the plurality of adhesion portions and each of the plurality of caulking portions are spaced apart in a circumferential direction of the holding barrel, on a plane orthogonal to an optical axis of the lens.
Claims10
A lens barrel comprising:
- a lens;
- and
- a holding barrel configured to hold the lens,
- wherein the holding barrel includes
- a holding unit configured to hold the lens,
- a plurality of adhesion portions at which the lens held by the holding unit is fixed to the holding barrel by an adhesive, and
- a plurality of caulking portions at which the lens held by the holding unit is fixed to the holding barrel by caulking the lens, and
- wherein each of the plurality of adhesion portions and each of the plurality of caulking portions are spaced apart in a circumferential direction of the holding barrel, on a plane orthogonal to an optical axis of the lens.
An imaging apparatus comprising:
- a lens barrel;
- and
- an image sensor configured to receive light from the lens barrel,
- wherein the lens barrel includes
- a lens, and
- a holding barrel configured to hold the lens,
- wherein the holding barrel includes
- a holding unit configured to hold the lens,
- a plurality of adhesion portions at which the lens held by the holding unit is fixed to the holding barrel by an adhesive, and
- a plurality of caulking portions at which the lens held by the holding unit is fixed to the holding barrel by caulking the lens, and
- wherein each of the plurality of adhesion portions and each of the plurality of caulking portions are spaced apart in a circumferential direction of the holding barrel, on a plane orthogonal to an optical axis of the lens.
An imaging system comprising:
- a lens barrel;
- and
- an imaging apparatus on which the lens barrel is removably mounted,
- wherein the lens barrel includes
- a lens, and
- a holding barrel configured to hold the lens,
- wherein the holding barrel includes
- a holding unit configured to hold the lens,
- a plurality of adhesion portions at which the lens held by the holding unit is fixed to the holding barrel by an adhesive, and
- a plurality of caulking portions at which the lens held by the holding unit is fixed to the holding barrel by caulking the lens, and
- wherein each of the plurality of adhesion portions and each of the plurality of caulking portions are spaced apart in a circumferential direction of the holding barrel, on a plane orthogonal to an optical axis of the lens.
Dependencies are inferred from the claim text.