The most efficient way to terminate a fiber run is by using a pigtail. A fiber pigtail is a short length of optical fiber that comes with a high-quality, factory-polished connector already installed on one end, leaving a length of exposed glass on the other. Proper. Field-terminating connectors is a meticulous, high-pressure process where even a tiny mistake can force you to cut the fiber and start all over again. more Audio tracks for some languages were automatically generated. Learn more In this video, we'll guide you through. This article provides a step-by-step guide on terminating fiber optic cables, covering essential tools, methods, and best practices. However, in order to establish connections and tap into the immense potential of. Fiber optic connectors are designed to be connected and disconnected many times without affecting the optical performance of the fiber circuit.