ST Fiber Optic Pigtail 1.Compliant with ANSI,IEC,TIA/EIA, ... precision alignment Special Features 1.product:optical fiber SM ST pigtail2.mode:Single mode and Multimode3.fiber core:simplex,duplex,4,6 ... diameter tolerance +/-0.5 umCharacteristics TypeStandard,Master Style LC, SC, ST, FC, MU, DIN, D4, MPO, SC/APC, FC/APC, LC ... Standard) Undercut -50nm ≤ U ≤ 50nm Tested by DORC ZX-1 ST Fiber Optic Pigtail