Zitu’s Coarse Wavelength Division Multiplexer (CWDM) 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, flexure configuration and epoxy-free on path feature. All products conform to RoHS and meet Telecordia GR-1209-CORE and GR-1221-CORE requirements.
Features：
Low insertion loss , high Isolation
2~18 channel configuration
High Stability and Reliability
Epoxy-free on Optical Path
Telecordia GR-1209 & GR-1221 qualified
Applications：
FTTx Network system
CATV, LAN Network and Metro Networks
Fiber sensor
Optical test System
Specifications:
| Parameter |
Specification |
| Channel Wavelength (nm) |
1270~1610 or 1271~1611 |
| Channel Spacing（nm） |
20 |
| Wavelength Accuracy (nm) |
+/- 0.5 |
| Channel Passband (@-0.5dB bandwidth (nm) |
≥13 |
| Pass Channel Insertion Loss (dB) |
≤0.6 |
| Reflection Channel Insertion Loss (dB) |
≤0.4 |
| Isolation (dB) |
Pass Channel |
≥30 |
| Reflect Channel |
≥13 |
| Inertion Loss Temperature Sensitivity (dB) |
≤0.3 |
| Wavelength Temperature Shifting (nm/℃) |
≤0.002 |
| Polarization Dependent Loss (dB) |
≤0.1 |
| 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) |
Φ5.5xL38 |
1、 Above specifications are for devices without connector.
2、 Specifications may change without notice.
