SFW-D Dense Wavelength Division Multiplexer (DWDM)

SFW-D series dense wavelength division multiplexer and demultiplexer (DWDM) modules are reliable solutions to multiservice applications.  They multiply the capacity of existing singlemode fibers, based on 100 or 200 GHz channel spacing. The SFW-D are available in a variety of packaging options for standard configurations of 4, 8, 16, 32 and 40 channels. Custom devices can be configured to meet customer demands concerning channel counts, wavelength plan and packaging requirements.

  • Wide channel bandwidth  
  • High adjacent channel isolation
  • Low polarization dependent loss  
  • Low chromatic dispersion  
  • Customer solutions
  • Compact size 

Feature

Specification

Channel wavelength, nm

ITU 100 GHz Grid

Channel spacing, GHz

100 or 200

Pass bandwidth (@ -0.5 dB), nm

≥ 0.22 (100G) / ≥ 0.50 (200G)

Channel ripple, dB

< 0.5

Channel number

4

8

16

32

40

Insertion Loss, dB (typ)

1.6

2.6

3.8

4.8

5.2

Insertion Loss, dB (max)

1.8

3.0

5.0

5.5

6.0

Channel uniformity, dB

≤ 0.6

≤ 1.0

≤ 1.5

≤ 1.0

≤ 1.0

PDL, dB

≤ 0.20

PMD, ps

≤ 0.10

≤ 0.20

≤ 0.30

Isolation – adjacent channel, dB

≥ 30 dB

Isolation – non adjacent channel, dB

≥ 40 dB

 

  • Metro and long haul Mux/Demux 
  • OADM network nodes 
  • Original equipment manufacturer (OEM) applications 
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