Method and apparatus for recording and displaying edge-illuminat

Details Method and apparatus for recording and displaying edge-illuminat Method and apparatus for recording and displaying edge-illuminat

1985-04-01

1987-02-17

Arnold, Bruce Y.

350 383, 350 385, 350320, G03H 104, G03H 122

Patent

active

046435158

ABSTRACT:
Methods and apparatus for recording and displaying edge-illuminated holograms. Disclosed is a method for producing holograms whereby the reference beam, when recording, and the illumination beam, when displaying the hologram, impinge on the edge of the cover plate placed over the hologram. Edge-illumination of holograms makes possible holographic displays which fit in a volume having very little depth.

REFERENCES:
patent: 3635540 (1972-01-01), Nassenstein
patent: 4012150 (1977-03-01), Upatnieks
patent: 4223975 (1980-09-01), Upatnieks

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