Integrated optical comparator compares reference and signal voltages by their effects on coherent light beam. If both voltages are same, beam is essentially unperturbed. If voltages differ, light is deflected by previously recorded hologram to detector.
Optical comparator uses holographic subtraction
NASA Tech Briefs ; 4 , 4
01.06.1980
Sonstige
Keine Angabe
Englisch
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