Automotive head-up display
First Claim
1. A head-up display for a vehicle having a windshield, comprising:
- an image source for providing imaging illumination;
a combiner including a portion of the windshield; and
an off-axis aspheric mirror for reflecting the imaging illumination to said combiner and for compensating distortions due to the off-axis configuration and the curvature of the windshield portion of the combiner, wherein said aspheric mirror is tiltably adjustable to accommodate the vertical location of the vehicle operator'"'"'s head.
4 Assignments
0 Petitions
Accused Products
Abstract
A vehicle head-up instrument display including a light emitting image source for producing imaging illumination, optical apparatus for directing the imaging illumination to the inside surface of a vehicle windshield, and a combiner comprising a portion of the windshield or a coating applied to the windshield partially reflects the imaging illumination to produce a virtual image viewable by the driver. The image source and optical apparatus are enclosed in a housing having an elliptical cylindrical transparent cover for transmitting the imaging illumination to the windshield and for directing sunlight and skylight reflections therefrom away from the driver'"'"'s eyes.
47 Citations
12 Claims
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1. A head-up display for a vehicle having a windshield, comprising:
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an image source for providing imaging illumination; a combiner including a portion of the windshield; and an off-axis aspheric mirror for reflecting the imaging illumination to said combiner and for compensating distortions due to the off-axis configuration and the curvature of the windshield portion of the combiner, wherein said aspheric mirror is tiltably adjustable to accommodate the vertical location of the vehicle operator'"'"'s head. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A head-up display for a vehicle comprising:
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an image source for providing imaging illumination; a combiner for receiving imaging illumination to produce in response thereto a virtual image of said image source; and an off-axis aspheric mirror for reflecting imaging illumination to said combiner from said image source, and for compensating distortions due to the off-axis configuration and any curvature in said combiner, wherein said aspheric mirror is tiltably adjustable to accommodate the vertical location of the vehicle operator'"'"'s head. - View Dependent Claims (8, 9, 10, 11, 12)
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Specification