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Fiber Optic Coarse Wavelength division multiplexers(CWDMs)

   CWDM Module, Mux or Demux type, 4 or 8 Channels, 20nm Channel Spacing
Applications
  • Telecom
  • CATV Systems
Features
  • Low Optical Loss
  • Low Channel Uniformity High Isolation
  • High Directivity Low Channel Flatness

Coarse Wavelength Division Multiplexer (CWDMs) Specifications
Parameter
Type 4 Channels 8 Channels
Insertion Loss (dB) ≤2.0 ≤3.5
Center Wavelength(nm) 1271, 1291, 1311, 1331, 1351, 1371, 1391, 1411, 1471, 1491, 1511, 1531, 1551, 1571, 1591, 1611
Channel space(nm) 20
Channel bandwidth(nm) Λc±6.5
Channel flatness(dB) ≤0.4
Channel uniformity(dB) ≤1.0
Isolation (dB) for Demux
adjacent channel
≥30
Isolation (dB) for Demux
non-adjacent channel
≥40
Isolation (dB) for Mux ≥15
Directivity (dB) ≥55
Return Loss (dB) ≥50
PDL (dB) ≤0.15
PMD (ps) ≤0.1
Wavelength thermal stability(nm/°C) ≤0.003
Insertion loss thermal stability (dB/°C)) ≤0.005
Power Handling (mW) ≤500
Operation Temperature(°C) 0 to +70
Storage Temperature(°C) -40 to +85
Dimensions (mm) 100x80x10 125x96x16
Above specifications are for device without connector.
Other specifications can be made on customer request

Ordering Information
Coarse Wavelength Division Multuplexers
  • Specifications are based on non-connectorized products. For connectorized specifications, please contact sales for details. Custom optical & mechanical configurations are available upon request.
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