公开(公告)号：US20230273429A1

公开(公告)日：2023-08-31

申请号：US18007424

申请日：2020-07-31

Applicant: LG ELECTRONICS INC.

Inventor： Seungyul CHOI ,  Juhyeok RYU ,  Jaehyuk LIM ,  Taehyeok CHOI

IPC: G02B27/01 ,  G02B5/10 ,  G02B7/198

CPC classification number: G02B27/01 ,  G02B5/10 ,  G02B7/198 ,  G02B2027/0138 ,  G02B2027/0145

Abstract: A head-up display device according to an embodiment of the present invention may comprises: an imaging device for emitting light to generate at least one virtual image; a first mirror unit reflecting the light of the imaging device; and a second mirror unit reflecting the light reflected from the first mirror unit to a windshield. The second mirror unit may comprise: a mirror assembly including a concave mirror having a reflective surface to reflect the light reflected from the first mirror unit to the windshield, and a plate coupled to an opposite surface of the reflective surface with respect to the concave mirror; and a tilt mechanism arranged opposite the concave mirror with respect to the plate and connected to the plate to tilt the plate and the concave mirror.