There are three main types of fiber optic cable. Single-mode fiber sends data far away. Multimode fiber connects computers and devices. Most commercial projects boil down to a handful of practical choices: single-mode vs. This is a plain-English guide for facilities and IT teams who want. Many buyers use "optical cable" and "fiber optic cable" interchangeably — and in most contexts, they mean the same thing. Technically, an optical cable is the complete assembly: fiber strands, buffer layers, strength members, and outer jacket. The fiber optic strands inside are what actually carry. The three primary types of fiber optic cable are single-mode fiber (SMF), multimode fiber (MMF), and plastic optical fiber (POF), each designed for specific applications based on distance, bandwidth, and cost considerations.
