Fig. 1: Implementation and operation of the Multicore Fiber (MCF) Switch.
From: All-fiber architecture for high speed core-selective switch for multicore fibers

a Switch concept between 2 multicore fibers. b Photo of MCF switch implemented in the laboratory. c Conceptual design of the MCF switch, showing the demultiplexer (DMUX), multicore fibers (MCF), and polarization control (POL) stages.