Patent ID: 11867967
Assignee: LG INNOTEK CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 0:
1. A camera module comprising:
a lens barrel comprising a protrusion on a lower surface thereof;
a lens array including a plurality of lenses;
a holder comprising a through-hole into which the protrusion of the lens barrel is inserted;
a first adhesive member disposed between the lens barrel and the holder;
an image sensor disposed under the through-hole;
a retainer coupled to an upper end of the lens barrel and fixing the lens array;
a first O-ring disposed on an outer circumferential surface of the retainer; and
a reinforcement adhesive member disposed between the retainer and the lens barrel,
wherein an outer circumferential surface of the protrusion inserted into the through-hole is spaced apart from an inner circumferential surface of the through-hole,
wherein the lens barrel comprises a plurality of seating portions defining hollow regions having different diameters, and the lens array is disposed on the plurality of seating portions,
wherein the retainer comprises:
an engaging portion coupled to an outer circumferential surface of an uppermost seating portion among the plurality of seating portions of the lens barrel;
a bent portion bent from the engaging portion to support an edge of a first lens of the plurality of lenses; and
a ring-shaped groove formed in the outer circumferential surface of the retainer,

wherein the first O-ring is seated in the ring-shaped groove, and
wherein the reinforcement adhesive member is disposed to cover a lowermost surface of the uppermost seating portion and a portion of the engaging portion.