Optical signal processing arrangements

Details Optical signal processing arrangements Optical signal processing arrangements

1985-05-06

1987-04-07

Arnold, Bruce Y.

350 36, 350 382, G03H 102, G03H 116

Patent

active

046555420

ABSTRACT:
Shade or tint intensities in holograms are calibrated by an array of calibration pixels in each hologram. The preferred array consists of crossed lines of the calibration pixels in the hologram disposed to cover all critical portions of the hologram. An optical processing apparatus employing a hologram having an array of calibration pixels is disclosed.

REFERENCES:
patent: 3651485 (1972-03-01), McDonnell
patent: 3912391 (1975-10-01), Fleisher

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