CWDM Device

Features

  • Wide operating wavelength range
  • Low Insertion Loss and low PDL
  • Compact size
  • High stability and reliability

Applications

  • WDM system
  • Metropolitan area network
  • CATV Fiberoptic links

Product Details:

ParameterUnitStructure 1*2Structure 2*4
Operating Wavelengthnm1260~16201260~1620
Centre Wavelengthnm1270~1610 or 1271~16111270~1610 or 1271~1611
Channel Spacingnm2020
Passband bandwithnmλc±6.5λc±6.5
Reflection Bandwith nm1260 ~(λc-13.5)& (λc +13.5) ~16201260 ~(λc-13.5)& (λc +13.5) ~1620
Insertion Loss Pass Channel dB≤0.6≤0.7
Insertion Loss Reflection ChanneldB≤0.4≤0.5
Channel RippledB≤0.3≤0.3
Adjacent Channel IsolationdB≥30≥30
Non-Adjacent Channel IsolationdB≥40≥40
Reflection Channel IsolationdB≥15≥15
Inertion Loss Temperature Sensitivity dB/℃<0.005<0.005
Wavelength Temperature Shifting nm/℃<0.003<0.003
Directivity dB≥50≥50
Return Loss dB≥50≥50
Polarization Dependent LossdB≤0.1≤0.1
Polarization Mode DispersionPs≤0.1≤0.1
Power Handling mW≤500≤500
Operating Temperature °C-10~ +70-10~ +70
Storage Temperature °C-40 ~ +85-40 ~ +85

Remark:

  1. The reliability test conformed Telcordia GR-1221-CORE&GR-1209-CORE.
  2. The specification does not include the connector. The insertion loss of the connector increases by 0.3dB and the Return Loss decreases by 5dB.

 

Ordering Information

CWDMCentre WavelengthStructureFiber TypePigtail typePackage TypeFiber lengthConnector type
1270=1270nm1=1*21=G657 A10=250um bare fibre1=Φ5.5*L38mm1=0.5m0=None
1271=1271nm2=2*42=G657 A21=0.9mm loose tube2=Φ4.0*L26mm2=1.0m1=FC/PC
1290=1290nmX=Specify2=2.0mm loose tube(glass tube )3=2.0m2=FC/APC
1291=1291nm3=3.0mm loose tube3=Φ3.2*L25mmX=Specify3=SC/PC
...X=Specify4=3=L90×W20×4=SC/APC
1590=1590nmH10mm5=LC/PC
1591=1591nmX=Specify6=LC/APC
1610=1610nmX=Specify
1611=1611nm