The function of connecting the fiber optic cable to 3 couplers
Fiber optic couplers are optical devices that connect three or more fiber ends, dividing one input between two or more outputs, or combining two or more inputs into one output. Optical fiber coupler (Coupler), also known as splitter (Splitter), connector, adapter, flange, is an electrical-optical-electrical conversion device that transmits electrical signals with light as a medium, and is used to realize optical signal split/combination. It is important to note that a fiber optic coupler has two different meanings: A fiber optic.
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