Holographic full color data retrieval and projection system

Details Holographic full color data retrieval and projection system Holographic full color data retrieval and projection system

G - Physics

03

H

88/14

G03H 1/24 (2006.01) G02B 27/22 (2006.01) G03H 1/26 (2006.01) G11C 13/04 (2006.01)

Patent

CA 2002990

A holographic full-color, data retrieval and projection system includes a holographic information storage plate that includes a plurality of reflective holograms, each designed to diffract light over a certain spectral bandwidth, and a holographic screen character plate, which includes a plurality of screen hologram character shapes that reflect diffracted light in a uniform, well-defined cone of diffuse light directed toward the viewer, producing images having high screen gain and high brightness, yet with lower power consumption than heretofore obtained.

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