Compare fiber optic connector types, their pros and cons, and find which fits your network needs for performance, density, and durability. You face many choices when working with fiber optic networks. There are no specific requirements for this document. This includes Doppler. SC interface: SC interface is widely used in industrial switches, with a rectangular appearance and a plug-in pin and latch fastening method, making it easy to operate. They are used in a wide range of applications, including telecommunications, data centers, industrial automation, and military and aerospace.