What is the difference between OM1,OM2,OM3 and OM4 fiber?
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What is the difference between OM1 and OM4 fibers?OM is the standard of multimode fiber grade, OM1 refers to the bandwidth up to 200M, the core diameter 62.5um multimode fiber.OM2 refers to the bandwidth up to 500M, the core diameter of 50um or 62.5um multimode fiber.OM3 is the core diameter of 50um multimode fiber, the 10 Gigabit rate transmission distance of up to 300 meters, OM4 is the upgraded version of OM3, transmission distance of up to 550 meters, OM4 is the upgrade version of OM3, and OM4 is the upgrade version of OM3. OM4 is the upgraded version of OM3, and the transmission distance can reach 550 meters.