Enterprise networks and data centers around the world are increasingly installing bend-insensitive OM3 and OM4 Multimode Fibers. These fibers interoperate well with the embedded base of multimode fiber. However, if a link is not characterized properly, misleading test results can occur.

In BICSI’s ICT Today magazine, Dave Mazzarese describes how to properly measure the channel insertion loss of a multimode optical fiber link and why using the prescribed method is important.


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