Back to results
US 10,473,879 B2Granted
Lens module and camera module including same
AssigneeSamsung Electro-Mechanics Co., Ltd.
InventorsTae Su Choi, Jong Ho Ahn, Young Suk Kang, Jae Won Kwak, Min Su Hwang
Life of this patent
Estimating the term…
Abstract
A lens module includes a lens and a lens barrel accommodating the lens. A distance between an internal surface of the lens barrel and an optical axis varies in a circumferential direction of the lens barrel.
Claims15
A lens module comprising:
- a lens;
- and
- a lens barrel accommodating the lens,
- wherein an internal surface of the lens barrel has a plurality of protruding portions, each of the plurality of protruding portions having a curved surface, and
- wherein the plurality of protruding portions are not in contact with the lens,
- wherein the protruding portions and recessed portions are alternately formed on the internal surface of the lens barrel in a circumferential direction,
- wherein each of the protruding portions has a convex surface having curvature,
- wherein each of the recessed portions has a concave surface having curvature, and
- wherein the respective curvature of the surfaces of the protruding portions is less than the respective curvature of the surfaces of the recessed portions.
6 more elements
A camera module comprising:
- a housing comprising a lens barrel, the lens barrel accommodating a lens;
- and
- an image sensor module coupled to the housing,
- wherein a plurality of protruding portions, each having a convex surface, are formed on an internal surface of the lens barrel in a circumferential direction,
- wherein a plurality of recessed portions, each having a concave surface, are respectively formed between the protruding portions of the plurality of protruding portions,
- wherein a respective curvature of the surfaces of the protruding portions is less than a respective curvature of the surfaces of the recessed portions,
- wherein the plurality of protruding portions protrude in a direction of an optical axis, and
- wherein the plurality of protruding portions are not in contact with the lens.
5 more elements
A lens barrel, comprising:
- an outer circumference having a radius in relation to a point on an optical axis, wherein the optical axis is an axis through the center of the barrel;
- and
- an inner circumference having a varying radius in relation to the point on the optical axis,
- wherein the lens barrel is configured to accommodate a lens,
- wherein the lens barrel has a plurality of protruding portions, each of the plurality of protruding portions having a convex surface,
- wherein the plurality of protruding portions are not in contact with the lens,
- wherein the lens barrel has a plurality of recessed portions, each of the plurality of recessed portions having a concave surface, and
- wherein a respective curvature of the surfaces of the protruding portions is less than a respective curvature of the surfaces of the recessed portions.
5 more elements
Dependencies are inferred from the claim text.