fused wdm 1.SM or MM, 1*2,1*3, to 1*N, 2*2, to 2*N 2. Single, dual wavelength Singlemode Fused WDMFeaturesLow Insertion LossLow PDLHigh Wavelength IsolationHigh Stability and ReliabilityApplicationsWDM SystemCATVEDFAPerformance Specifications 95Series35Series34SeriesUnitPremiumGrade APremiumGrade APremiumGrade A Operation WavelengthP1:980±10P1:1310±15P1:1310±15nmP2:1530~1563P2:1550±15P2:1490± ...