... CATVLocal ring netOptical fiber communication systemOptical fiber test equipmentOptical fiber sensor3.Order information:Fiber connector 1: FC,ST,SC,LC,MU ... ,MTRJ,SMA,DIN,MPOFiber connector 2: FC,ST ... φ 2.0, Φ 3.0Fiber cores: Simplex fiber core ,duplex fiber coreFiber type: Singlemode(G. 652, G655), multimode(50 ...