CWDM
Coarse wavelength division multiplexer (CWDM) utilizes thin film coating technology and proprietary design of non-flux metal bonding micro optics packaging.
Applications:
Line monitoring
WDM network
Telecommunication
Cellular Application
Fiber optical amplifier
Features:
Low insertion los
Wide pass band
High channel isolation
High stability and reliability
Epoxy free on optical path
| Parameter | Unit | ||||
| Channels Number | 2 | 4 | 8 | 16 | |
| Central Wavelength | ITU-T Grid | ||||
| Passband | nm | ≥14 | |||
| Passband Flatness | dB | ≤0.5 | |||
| Insertion Loss(Typ.) | dB | 1.4 | 1.6 | 1.8 | 4.3 |
| Insertion Loss(Max.) | dB | 1.8 | 2.0 | 2.5 | 5.0 |
| Adjacent Channel Isotation | dB | ≥30 | |||
| Non-adjacent Channel Isolation | dB | ≥45 | |||
| Wavelength Thermal Stability | nm | ≤0.002 | |||
| Insertion Loss Thermal Stability | dB | ≤0.005 | ≤0.006 | ≤0.007 | ≤0.008 |
| Return Loss | dB | ≥45 | |||
| PDL | dB | ≤0.10 | ≤0.15 | ≤0.20 | ≤0.25 |
| Directivity | dB | ≥50 | |||
| Operating Temperature | —5~+65 | ||||
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