FC/PC (Physical Contact) single mode fiber connector uses a threaded screw coupling with a flat-polished ferrule for minimum back-reflection. Used in test equipment, laser sources, and telecom equipment requiring secure vibration-resistant connections.
| Pin | Name | Function | Type |
|---|---|---|---|
| 1 | Fiber Core | Single mode optical signal | BUS |
| 2 | Ferrule Body | Ceramic alignment and protection | I/O |