PM Dense Wavelength Division Multiplexer (DWDM)
Product features:Application:
Low insertion lossDWDM Module
High return lossDWDM  System
High isolationGpon networks
High stability and reliabilityCATV System


Channel SpacingGhz100200
Center WavelengthnmITU Grid
Center Wavelength Tolerancenm±0.05±0.1
Transmission channel bandwidth (@-0.5dB)nm0.220.5
Maximum transmission channel insertion loss (23℃)dB10.9
Maximum insertion loss of reflection channel (23℃)dB0.40.4
Minimum isolation of transmission channel (Reflection spectrum)dB3030
Minimum isolation of reflection channels (Transmission spectrum)dB1010
Maximum channel flatnessdB0.3
Min. Extinction Ratio (23℃)dB18
Maximum wavelength/temperature offsetnm/℃0.003
Maximum loss/temperature offsetdB/℃0.005
Minimum return lossdB50
Max. Handling Power (CW)mW500
Fiber Type-PM Fiber
Working temperature0~+70
Storage temperature-40~+85

For the devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower, and ER will be 2dB lower for each connector added. Connector key is aligned to low axis.


11 -Center Wavelength:26=26CH, 27=27CH, ......, 40=40CH, 41=41CH,......
  2 - Configuration:2=1x1, 3=1x2
  3 - Channel Spacing:1=100G, 2=200G
  4 - Working Axial Direction:  B=Both axis working
555 -  Fiber Type:001=PM1550, 002=PM1310, 008=SMF-28E, SSS=Customize
  6 - Package Dimension:0=φ5.5x35mm, S=Customize
  7 - Fiber Pigtail Type:0=Bare Fiber, 1=900μm Loose Tube
  8 - Fiber Pigtail Length:0.75=0.75m, 1.0=1m, 1.5=1.5m, S=Customize
999 - Connector Type:0=FC/UPC, 1=FC/APC, 2=SC/UPC, 3=SC/APC,  N=No Connector, S=Customize

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