Acceptable loss (in dB):

Split ratio 50/50 60/40 70/30 80/20
MM 50/62.5 (um) 4.4/4.4 3.1/5.0 2.4/6.3 1.8/8.1
SM 9 (um) 3.7/3.7 2.8/4.9 2.0/6.1 1.3/8.0

 

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