公开(公告)号：US11237391B2

公开(公告)日：2022-02-01

申请号：US16603165

申请日：2018-04-06

Applicant: LG Electronics Inc.

Inventor： Ohjin Kweon ,  Jongmyeong Shim

IPC: G02B27/01 ,  G02B5/30 ,  G02B17/02 ,  G02B27/28

Abstract: Disclosed is a head-up display device for a vehicle including at least one light source, a liquid crystal display, and at least one polarization converter disposed between the light source and the liquid crystal display and configured to convert unpolarized light generated by the light source into single linearly polarized light and to provide the single linearly polarized light to the liquid crystal display.