Birch, Stewart, Kolasch & Birch, LLP
Head up display for vehicle
A head up display for a vehicle, the head up display including a display panel configured to emit image light; a polarized light plate configured to linearly polarize the image light emitted from the display panel; a reflection mirror configured to reflect the image light to a windshield of the vehicle; a phase retardance mirror spaced apart from the reflection mirror to reflect the image light forward while converting a phase of the image light, wherein the phase retardance mirror includes a rear mirror and a phase retarder disposed on a front surface of the rear mirror; and a polarization reflection mirror disposed between the reflection mirror and the phase retardance mirror and configured to reflect the image light passing through the polarized light plate to the phase retardance mirror, wherein the image light reflected to the phase retardance mirror is converted in phase by the phase retardance mirror and reflected by the phase retardance mirror to pass through the polarization reflection mirror.
LG ELECTRONICS INC.
B B B G B G B B B G B
B60K B60K B60K G02B B60K G02B B60K B60K B60K G02B B60K
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Juhyeok Kyoungil Seunggyu Youngjin Dongwook
Ryu Lee Lee Kim Kim