PROJECTION SCREEN APPARATUS FOR USE WITH PORTABLE DIGITAL PROJECTORS
First Claim
Patent Images
1. A projection screen apparatus suitable for use with portable projectors, comprising:
- a first rigid projection screen member and a second rigid projection screen member having different optical properties;
wherein the first projection screen member and the second projection screen member are adapted to connect to each other to form a self-supporting structure in which the first projection screen member is oriented in a viewing position and the second projection screen member is oriented in a support position.
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Abstract
Projection screen apparatuses that comprise at least a first and a second projection screen member having different optical properties are described. These screen members can be adapted to connect to each other to form a self-supporting structure in which the first projection screen member is oriented in a viewing position and the second projection screen member is oriented in a support position.
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Citations
14 Claims
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1. A projection screen apparatus suitable for use with portable projectors, comprising:
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a first rigid projection screen member and a second rigid projection screen member having different optical properties; wherein the first projection screen member and the second projection screen member are adapted to connect to each other to form a self-supporting structure in which the first projection screen member is oriented in a viewing position and the second projection screen member is oriented in a support position. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A projection screen apparatus suitable for use with portable projectors, comprising:
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a first rigid projection screen member and a second rigid projection screen member having different optical properties; and a coupling mechanism for connecting the first projection screen member to the second projection screen member; wherein the coupling mechanism is (a) capable of forming the first and second projection screen members into a self-supporting structure in which the first projection screen member is oriented in a viewing position and the second projection screen member is oriented in a support position and (b) capable of reorienting the first and second projection screen members into a compact configuration. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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Specification