Visual Fault Locator (VFL) 30mW 30km, Fiber Optic Network Cable Tester Detector Meter Red Light Pen for FC, SC, ST, LC, Includes a 1.25mm Adapter Compatible With Fujitsu 5M - 10 Gigabit (10Gb)

5M - 10 Gigabit (10Gb) OM3 Duplex Fiber Optic Patch Cable Cord (50/125) - FC to FC

RiteAV 100M 40Gb OM4 Multimode Simplex Fiber Optic Cable (50/125) - LC to LC - Magenta

33nm Wavelength Compatible With Cisco - DWDM-SFP10G-53

50M (164ft) SC-SC Outdoor Armored Fiber Optic Cable Simplex Singlemode 9/125 Jumper 50 Meter Patch Cord

the adapters/couplers also yield great interchangeability

Visual Fault Locator (VFL) 30mW 30km, Fiber Optic Network Cable Tester Detector Meter Red Light Pen for FC, SC, ST, LC, Includes a 1.25mm Adapter Compatible With Fujitsu 5M - 10 Gigabit (10Gb)Visual Fault Locator (VFL) 30mW 30km, Fiber Optic Network Cable Tester Detector Meter Red Light Pen for FC, SC, ST, LC, Includes a 1. 25mm Adapter