Light guide optical device
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Abstract
The invention provides an optical device, including a light-transmitting substrate, optical means for coupling light into the substrate by total internal reflection, and a plurality of partially reflecting surfaces carried by the substrate, characterized in that the partially reflecting surfaces are parallel to each other and are not parallel to any of the edges of the substrate.
212 Citations
61 Claims
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1-52. -52. (canceled)
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53. An optical device, comprising:
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a first light-transmitting substrate having at least two major surfaces and edges; optical means for coupling light into said substrate by total internal reflection, and at least one partially reflecting surface located in said substrate, characterized by a light transmitting plate having at least two major surfaces, wherein one of said major surfaces is attached to one of the major surfaces of said first substrate. - View Dependent Claims (54, 55, 56, 57, 58, 59, 60, 61)
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Specification