An iterative optical vector-matrix processor capable of solving systems of linear algebraic equations or vector-matrix equations is described. The basic system uses a vector-matrix multiplier, consisting of a linear light emitting diode (LED) input array and fiber optic interconnections to a matrix mask interfaced to a linear output photodetector ar-ray. When the photodetector's outputs are returned to the LED inputs via a microprocessor electronic feedback system, an iterative optical processor results. The operation, description, and fabrication of this system are described, and its use as a rather general purpose optical processor is emphasized.
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