1.Fiber Loop Back Cable 2.Polishing:PC/UPC/APC 3.PVC,LSZH.OM3,OFNR ... 5.Good quality & fast deliver MM Duplex LC/PC Fiber Loop Back Cable Features* Low insertion loss, high return loss* Excellent mechanical ... /125um or 62.5/125um)* Cable Quantity:Simplex,Duplex* Cable Diameter:Φ3.0mm,Φ2.0mm,Φ0.9mm* Cable Length:1,2,3 meter ... -40°C~+75°CRELATE PRODUCTS MM Duplex LC/PC Fiber Loop Back Cable