... ,2,4,6,12 Cores,ect Offer FCC,CE,ROHS,ISO9001 6 core fiber optic cable with PVC ... ,FCC,ISO9001 ,TLC certificates1,2,3,4,6,8,12 cores optionalLenght can be negotiationselection : ... , Multi - Mode : PC ≥ 45)3.Working Temperature:-40 °C ~+75°C4.Operating Wavelength:1310,1550nm5.The ... / 125 um , )3.Specification: single core , dual - core , the 4 core , 6 cores , 12 core . . . etc(according to your requests ...