feature: 1,low insertion loss 2, repeatability 3, Return loss big 4 ,insert each performance 5, good temperature stability applications: 1, fiber-optic communication systems 2, optical access network 3, fiber-optic data transmission 4, fiber optic CATV 5, local area network (LAN) 6, Test Equipment 7, Optical Fiber Sensor Fiber patch cord physical / electrical characteristics: Cover the inner diameter: 125μm. Core diameter: 50/62.5μm (multimode); 9μm (single mode). Tensile strength: 15Kgf (φ0.9mm fiber excluded). Fiber diameter: 3mm/2mm. Minimum bend radius: 10 × cable diameter. Operating temperature: -40 ℃ - +75 ℃. Storage temperature: -50 ℃ - +85 ℃. Repeated mating cycles: 1000 times. General single-mode patchcord to ensure indicators: Insertion Loss ≤ 0.3 dB (APC / UPC); Return Loss: ≥ 50dB (UPC); ≥ 65 dB (APC)