Optical Circulator
SANWA’s Fiber Optic Circulators are non-reciprocal advanced passive devices that direct light sequentially from port 1 to port 2, port 2 to port 3, and so on in only one direction. Unlike Fiber Optic Isolators, Fiber Optic Circulators do not disregard backward propagating light from the input fiber but rather route it to another port….
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