Helmet mounted display systems
First Claim
Patent Images
1. A helmet mounted display system comprising:
- a transparent visor; and
an optical system including a display source and an optical means for directing rays of light from a display produced by the display source toward a spherical region of the visor to provide by reflection at the visor, at a helmet wearer'"'"'s eye position, a collimated virtual image of the display on a line of sight of a wearer of the helmet through the visor;
said spherical region of the visor being of a shape which is rotationally symmetric about a first axis; and
said display source and said optical means being mounted for rotation about said first axis of said rotationally symmetric visor, thereby to allow rotation of said eye position about said first axis.
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Abstract
A helmet mounted display system comprising: a transparent visor; and an optical system which directs rays of light from a display produced by a display source onto a spherical region of the visor to provide by reflection at the visor, at a helmet wearer'"'"'s eye position, a collimated virtual image of the display on a line of sight of a wearer of the helmet through the visor; the region of the visor being of a shape which is rotationally symmetric about a first axis and the optical system being mounted for rotation about the first axis, thereby to allow rotation of the eye position about the axis.
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Citations
14 Claims
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1. A helmet mounted display system comprising:
- a transparent visor; and
an optical system including a display source and an optical means for directing rays of light from a display produced by the display source toward a spherical region of the visor to provide by reflection at the visor, at a helmet wearer'"'"'s eye position, a collimated virtual image of the display on a line of sight of a wearer of the helmet through the visor;
said spherical region of the visor being of a shape which is rotationally symmetric about a first axis; and
said display source and said optical means being mounted for rotation about said first axis of said rotationally symmetric visor, thereby to allow rotation of said eye position about said first axis. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
- a transparent visor; and
Specification