COMBINATION CAMERA/PROJECTOR SYSTEM
First Claim
Patent Images
1. A combination camera/projection system, comprising:
- an image forming device;
a light source;
a projection lens;
a detector array; and
a beam splitter disposed to direct light from the light source to the image forming device, and from the image forming device to the projection lens, and from the projection lens to the detector array.
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Accused Products
Abstract
A combination camera/projection system includes an image forming device, a light source, a projection lens, a detector array such as a CCD, and a beam splitter such as a polarizing beam splitter (PBS) disposed to direct light from the light source to the image forming device, and from the image forming device to the projection lens, and from the projection lens to the detector array.
141 Citations
22 Claims
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1. A combination camera/projection system, comprising:
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an image forming device;
a light source;
a projection lens;
a detector array; and
a beam splitter disposed to direct light from the light source to the image forming device, and from the image forming device to the projection lens, and from the projection lens to the detector array. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. A method of controlling an image projection system, the method comprising:
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projecting an image from an image forming device through a projection lens onto an external surface;
capturing light reflected from the external surface back through the projection lens and onto a detector;
identifying differences between the projected and reflected images; and
generating a control signal in response to any identified differences. - View Dependent Claims (20, 21, 22)
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Specification