Coarse wavelength division multiplexer (CWDM) utilizes thin film coating technology and proprietary design of non-flux metal bonding micro optics packaging. It provideslow insertion loss, high channel isolation, wide pass band, low temperature sensitivity and epoxy free optical path .
Low Insertion Loss
Wide pass band
High channel
High stability and reliability
Epoxy free on optical path
Line monitoring
WDM network
Telecommunication
Cellular application
Fiber optical amplifier
Access network
| Parameters | Specification |
|---|---|
| Channel Wavelength (nm) | 1270~1610 or 1271~1611 |
| Channel Spacing(nm) | 20 |
| Channel Passband (@‑0.5dB bandwidth)(nm) | ≥13 |
| Pass Channel Insertion Loss (dB) | ≤0.6 |
| Reflection Channel Insertion Loss (dB) | ≤0.4 |
| Isolation‑Pass Channel(dB) | ≥30 |
| Isolation‑Reflect Channel(dB) | ≥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) | 300 |
| Opterating Temperature (℃) | -10~+70 |
| Storage Temperature (℃) | -40~+85 |
| Package dimension‑For 250μm, 900μm(mm) | Φ5.5xL38 |
| Package dimension‑For 2.0mm, 3.0mm(mm) | L90 x W20 x H10 |
