1550nm Raman WDM Module

This 1550nm Raman WDM Module combines / splits the pump and signal.It is a suitable module as one of components for Raman amplifier.By using proprietary thin film technology, it can achieve low loss over wide wavelength range.

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This 1550nm Raman WDM Module combines / splits the pump and signal.It is a suitable module as one of components for Raman amplifier.By using proprietary thin film technology, it can achieve low loss over wide wavelength range.WDM Module for Raman Amplifier

Features Applications
  • Based on thin film filter technology
  • Separates Stokes and Anti-Stokes into two ports
  • Single mode or multimode
  • Low polarization dependent loss and high channel isolation
  • Flat and wide passband
  • Epoxy free optical path and excellent reliability
  • 1550nm DTS System
  • 1550nm OTDR System
  • 1550nm RAMAN System
  • 1550nm Fiber Sensor System

Performance Specifications

Parameter RWDM
Operating wavelength(nm) 1400~1700
Central Wavelength(nm) 1450±10, 1550±6.5, 1660±5
Insertion loss(dB) IL2-1
Channel Isolation(dB) Rayleigh / Stokes>50, Rayleigh / A-Stokes>50dB, Stokes / A-Stokes>40dB
Polarization Mode Dispersion(ps) SM:<0.10, MM:<0.20
Insertion Loss Temperature Sensitivity(dB/°C) ≤0.005
Wavelength thermal stability( nm/℃) ≤0.005
Directivity(dB) ≥50
Return loss(dB) SM:>50 dB, MM:>35
Operating temperature(℃) -20~+70
Storage temperature(℃) -40~+85
Fiber Type MM62.5/125, MM50/125, SMF-28e
Package dimensions (mm) 100*80*10

**Specifications may change without notice.

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