... Patch Cord 1, Low insertion loss 2, High return loss 3, Easy to operate 4, Good in exchange ST optical patch cord ... loss, while ensuring maximum repeatability ST fiber optic patch cord is available in both single-mode and multimode ... /125um or 62.5/125um)4, Cable Quantity: “2C” means two cores5, Cable Diameter: 3.0mm, 2.0mm, ... :1, 2, 3 meter or customized7, Cable type: PVC, LSZH, OM3, OFNR, OFNP, Plenum