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WDM波分复用器

3-port DWDM device

Zitu’s Dense Wavelength Division Multiplexer (DWDM) devices and modules based on micro-optic technology are highly reliable optic devices used in communication fields.
Those devices provide low insertion loss, high isolation, low temperature sensitivity, and epoxy-free on path feature, and are available on ITU channel with spacing of 100GHz and 200GHz.
All products conform to RoHS and meet Telecordia GR-1209-CORE and GR-1221-CORE requirements.  


Features:

  • Low insertion loss , high Isolation
  • High Stability and Reliability
  • Epoxy-free on Optical Path
  • Telecordia GR-1209 & GR-1221 qualified
 
Applications:

  • DWDM System
  • Long Haul Networks, Access Networks, Metro Networks
  • CATV System
  • Wavelength Routing
  • Channel Add/Drop
 
Specifications:
 

Parameter Mux/Demux
Channel Wavelength(nm) C/L Band, ITU Grid
Channel Spacing(GHz) 100 200
Channel Passband (@-0.5dB bandwidth)(nm) ≥0.22 ≥0.5
Pass Channel Insertion Loss (dB) ≤0.9 ≤0.4
Reflection Channel Insertion Loss(dB) ≤0.4 ≤0.4
Isolation(dB) Pass Channel ≥30
Reflect Channel ≥13
Ripple (dB) ≤0.3
Wavelength Temperature Shifting (nm/℃) ≤0.005
Polarization Dependent Loss(dB) ≤0.15
Polarization Mode Dispersion(ps) ≤0.1
Directivity(dB) ≥50
Return Loss(dB) ≥45
Maximum Power Handling(mW) 500
Opterating Temperature(℃) -40~+85
Storage Temperature(℃) -40~+85
Package dimension(mm) Φ5.5 x L34
 
  1. Above specifications are for devices without connector.
  2. Specifications may change without notice.