US 12,345,948 B2
Camera actuator and camera module including the same
Chang Yeon Kim, Seoul (KR); and Kyung Won Kim, Seoul (KR)
Assigned to LG INNOTEK CO., LTD., Seoul (KR)
Filed by LG INNOTEK CO., LTD., Seoul (KR)
Filed on Mar. 11, 2024, as Appl. No. 18/601,240.
Application 18/601,240 is a continuation of application No. 17/286,647, granted, now 11,966,097, previously published as PCT/KR2019/013809, filed on Oct. 21, 2019.
Claims priority of application No. 10-2018-0125312 (KR), filed on Oct. 19, 2018.
Prior Publication US 2024/0219681 A1, Jul. 4, 2024
Int. Cl. G02B 7/09 (2021.01); G02B 27/64 (2006.01); G03B 3/10 (2021.01); G03B 5/00 (2021.01); G03B 13/36 (2021.01); H04N 23/54 (2023.01); H04N 23/55 (2023.01)
CPC G02B 7/09 (2013.01) [G02B 27/646 (2013.01); G03B 3/10 (2013.01); G03B 5/00 (2013.01); G03B 13/36 (2013.01); H04N 23/54 (2023.01); H04N 23/55 (2023.01); G03B 2205/0007 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A camera actuator comprising:
a base;
a lens housing disposed on the base and configured to move in an optical axis direction;
a guide pin disposed on the base and extended along the optical axis direction;
a ball disposed between the guide pin and the lens housing;
a magnet disposed on a first surface of the lens housing; and
a coil unit facing the magnet in a first direction perpendicular to the optical axis direction;
wherein the guide pin comprises a first guide pin and a second guide pin separated from each other in a second direction perpendicular to the optical axis direction and the first direction,
wherein the base comprises a base body, and first and second support parts disposed on the base body, and
wherein the ball comprises: a first ball disposed between the guide pin and the lens housing; and a second ball disposed between a support plate within the lens housing and a guide plate on the second support part.