... and high reliability 2.Precise connecting 3.Outstanding Mechanical character FC D-hole fiber optic adaptor Fiber optic adaptor is the ... interconnect sleeve, that holds the two ferrules together. There are FC, SC, ST, LC, MU, MTRJ, DIN, D4 and hybrid ... Performance parameter Parameter unitFC, LC, SCFC-SC,FC-LCST, MUFC-ST,SC-ST,FC-MUMTRJSMMMSMMMSMMMPCUPCAPCPCPCUPCPCPCUPCPCInsertion loss (typical)dB≤0.3≤0. ...