This guide explains the five generations of multimode fiber - OM1, OM2, OM3, OM4, and OM5 - covering their physical characteristics, color coding, bandwidth, maximum distances at different data rates, optical sources (LED, VCSEL, SWDM), and real-world applications in. This guide explains the five generations of multimode fiber - OM1, OM2, OM3, OM4, and OM5 - covering their physical characteristics, color coding, bandwidth, maximum distances at different data rates, optical sources (LED, VCSEL, SWDM), and real-world applications in. Multimode fiber (MMF) primarily finds its use in communication over short distances, such as within a building or on a campus. The ability of multimode fiber to propagate multiple light modes simultaneously allows it to carry more data at a given time, making it a popular choice for local area. ISO/IEC 11801 defines the OM1, OM2, OM3, OM4, and OM5 types of multimode fiber. It also lists the key technical requirements for each type. In the two tables above, we've summarized the main differences between OM1, OM2, OM3, OM4, and OM5. These differences include the maximum distance and speed. While single-mode fiber (SMF) dominates long-distance and carrier-grade infrastructure, multimode fiber remains the most cost-efficient and practical choice for enterprise buildings, campus networks, and modern data centers. With so. This comprehensive guide explores Multimode Fiber Cable Types, covering technical specifications, deployment scenarios, and best practices to help you optimize your fiber infrastructure for maximum performance and reliability. What Is Multimode Fiber Optic Cable? Multimode fiber (MMF) optic cable.