... ,FC-FC,LC-LC 3.OD:0.9,2.0,3.0MM 4.1,2,4,6,12 Cores,ect Offer FCC,CE,ROHS,ISO9001 lc lc fiber optic patch cord duplex multimode ... :1.Fiber mode: MM/SM2.Connector: SC-SC,ST-ST,FC-FC,LC-LC3.Available Length: User-defined4.Jacket Colors: Orange,Ywllow5.Ferrule: PC ... Loss ( Single - Mode : PC ≤ 0.2 db ,APC ≤ 0.3 db , Multi - Mode : PC ≤ 0.3 db ) . 2 . Return Loss ( Single - Mode : PC ≥ 50 db , APC ≥ 50 ...