... return loss Good Durability OEM/ODM,100% optic test PC APC UPC polishing Manufacturer,Competitive price Fiber Optic Patch Cord(LC ... ,SC,ST,FC)/(PC,UPC,APC)/(SM,MM)/(Duplex,Simplex)All the types of patch cord ... .3dB0.2dB & 0.2dBTypical Return Loss--PC≥45dB,UPC≥50dB,APC≥65dB Mechanical TestingRepeatability≤0.2dBExchange≤0.2dBDurability>1000 (Times)TemperatureStorage ...