Preparation of a copy hologram with a light modulating array der

Details Preparation of a copy hologram with a light modulating array der Preparation of a copy hologram with a light modulating array der

1989-12-08

1991-03-26

Kostak, Victor R.

Facsimile and static presentation processing

Static presentation processing

Attribute control

350 369, 350 383, H04N 1300

Patent

active

050033867

ABSTRACT:
A method of preparing a copy hologram from a master hologram in which the light employed in the copying process is modified by passing an exposing beam through a light modulating array. At least some members of the array have modified light transmissivities in accordance with information derived from a reconstruction of the master hologram.

REFERENCES:
patent: 4376950 (1983-03-01), Brown et al.
patent: 4832424 (1989-05-01), McGrew
patent: 4895419 (1990-01-01), Doyle et al.

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