This guide explains the latest EIA/TIA-598-D fiber color-coding standard used to identify fiber types, inner fiber sequences, and connector polish styles. With clear tables and updated details, it serves as a comprehensive reference for technicians handling modern fiber optic. “OFC connector type” is often used informally to mean optical fiber connector type and typically refers to LC, SC, ST, FC, MPO/MTP and others—choose based on device interface and optical budget. Structured inspection (end-face microscopy), testing (IL/RL, continuity), and proper cable management. In this article, I will introduce different fiber connectors types and fiber optic endfaces including their definitions,features and applications. Connector types play a crucial role in selecting the right cable for specific applications, as different connectors are designed for various environments, space constraints, and high-bandwidth. Fiber Optic cable termination is the addition of connectors to each optical fiber in a cable. The fibers need to have connectors fitted before they can attach to other equipment. Two common solutions for fiber cable termination are pigtails and fanout kits or breakout kits.