System for recording redundant fourier-transform hologram

Details System for recording redundant fourier-transform hologram System for recording redundant fourier-transform hologram

1976-05-27

1977-07-05

Corbin, John K.

G03H 128, G03H 116

Patent

active

040336654

ABSTRACT:
System employs pinhole array in conjunctionwith a random phase shift plate for recording a redundant Fourier-transform hologram of a two-dimensional object that exhibits a gray scale.

REFERENCES:
patent: 3677616 (1972-07-01), Lewis
patent: 3838904 (1974-10-01), Matsumura et al.
Tsunoda et al., J. Appl. Phys., vol. 44, No. 5, May, 1973, pp. 2422-2423.

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