SC-FC fiber adapter 1,With high precise dimension 2,Ceramic sleeve 3,Low insertion loss 4,high return loss SC-FC optic fiber adapter Fiber optic Adapters are used to calibrate two fiber optic connectors.Features:1,Accord with the standard of ANSI, Bellcore, TIA/EIA,IEC2,With high precise dimension3,Ceramic or bronze sleeve4,Low insertion loss less than 0.2 dB, high return loss more than 50 dB5, ...