https://www.meisuoptics.com/products/multicore-fiber-fanout/
Multicore Fiber Fanout, or the so-called MCF Fiber, is a special optical fiber with multiple cores in one cladding.
Elliot Jensen and Elliot Fintry have a lot in common. They share the same name, the same house, the same school, oh and they hate each other but, as they will quickly learn, there is a fine line between love and hate.