Wideband multimode fiber (WBMMF) is a new fiber medium specified in ANSI/TIA-492AAAE, published in June 2016. The ISO/IEC standards committee recently voted to use OM5 as the designation for WBMMF to be listed in the upcoming ISO/IEC 11801, 3rd edition. OM5 fiber specifies a wider range of wavelengths between 850 nm and 953 nm. It was created to support Shortwave Wavelength Division Multiplexing (SWDM), which is one of the many new technologies being developed for transmitting 40 Gb/s, 100 Gb/s, and beyond.

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