... , OXC ,system monitoring and failure protectionCharacteristic: TPOS has very low insert loss ,Typical≤0.6dBMaximum ≤1.0dB,with advanced level internationally, It ... panelParametersTPOSWavelength 1260~1360 or 1510~1610nmInsert loss ≤1.0(Typ≤0.6 )dBEcho loss ≥55dBPolarization relative loss ≤0.1dBRepeatability ≤±0.02dBSwitch time ≤10msVoltage ...