ParameterFWDM4/35FWDM5/34FWDM34/5PassBandW***elengthRange(nm)1480~15001540~15601260~1360&1480~1500ReflectionBand1W***elengthRange(nm)1260~13601260~13601540~1560ReflectionBand2W***elengthRange(nm)1540~15601480~1500Insertionloss(dB)ReflectChannel≤0.6PassChannel≤0.8PassBandRippler(dB)<0.3IsolationReflectChannel>15PassChannel>30InsertionLossTemperatureSensitivity(dB/℃)<0.005PolarizationDependentLoss(dB)<0.1PolarizationModeDispersion(ps)<0.1Directivity(dB)>50Returnloss(dB)>50MaximumPowerHandling(mW)1000OperatingTemperature(℃)-20~+80StorageTemperature(℃)-40~+85PackageDimension(mm)Φ5.5x34(L38for900umLoosetube))