Patent ID: 7508356

Claim:
A head-up display apparatus disposed in a space adjacent to an instrument panel on a vehicle comprising: a display device for projecting an image; and a first image screen for receiving and displaying the image; a second image screen for receiving and displaying the image; wherein the display device includes: an image display portion for displaying a first image and a second image in one window; a first reflecting mirror for reflectively redirecting the first image at an opposing position of the image display portion, a second reflecting mirror for reflectively redirecting the second image at an opposing position of the image display portion; a first relay mirror and a second relay mirror for reflectively redirecting the first image from the first reflecting mirror to the first image screen; and a third relay mirror and a fourth relay mirror for reflectively redirecting the second image from the second reflecting mirror to the second image screen, wherein the first image travels from the image display portion to the first image screen in a first optical path, wherein the second image travels from the image display portion to the second image screen in a second optical path, wherein the first optical path and the second optical path are different in lengths wherein second optical path is longer than the first optical path, wherein the image received and displayed on the image screen is perceived by an occupant of a driver's seat as the image being projected on a virtual plane at a distance from a driver's seat, wherein the first image is perceive at a first distance L from the driver's seat, wherein the second image is perceive at a second distance L′ from the driver's seat, and wherein the second distance is greater than the first distance.