Parameter4Channel8Channel16Channel18ChannelCenterW***elength（nm）1270~1610or1271~1611CenterW***alengthAccuracy(nm)&plu***n;0.5ChannelSpacing(nm)20ChannelPassband(@-0.5dBbandwidth)(nm)&plu***n;7.5InsertionLoss(dB)≤1.5≤2.7≤5.5≤6.0ChannelRipple(dB)≤0.3Isolation(dB)Adjacent≥30Non-adjacent≥45InsertionLossTemperatureSensitivity(dB/℃)<0.005W***elengthTemperatureShifting(nm/℃)<0.002PolarizationDependentLoss(dB)<0.1PolarizationModeDispersion(ps)<0.1Directivity(dB)≥50ReturnLoss(dB)≥45MaximumPowerHandling(mW)300OperatingTemperature(℃)-10~+70StorageTemperature(℃)-40~+85PackageDimension(mm)LGX)