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 |
- Above specifications are for devices without connector.
- Specifications may change without notice.
