公开(公告)号：US20200057313A1

公开(公告)日：2020-02-20

申请号：US16220687

申请日：2018-12-14

Applicant: LG ELECTRONICS INC.

Inventor： Dongryeol LEE ,  Jayong LEE ,  Hyungjoo KANG ,  Kwanhyun KIM

IPC: G02B27/64 ,  G02B26/08 ,  G03B5/00 ,  G03B3/10 ,  H02K11/215 ,  H02K41/035 ,  H04N5/232

Abstract: A prism apparatus, and a camera and an image display apparatus including the same are disclosed. The prism apparatus includes: a first prism configured to reflect input light toward a first reflected direction, a first actuator configured to change an angle of the first prism about a first rotation axis to change the first reflected direction based on a first control signal, a second prism configured to reflect the light reflected from the first prism toward a second reflected direction, and a second actuator configured to change an angle of the second prism about a second rotation axis to change the second reflected direction based on a second control signal.