DWDM 3-port Device-100GHz WDM 3-port TFF devices
Wide Passband TFF WDM Device Coarse Wavelength Division Multiplexer
ETERN 100GHz/200GHz WDM 3-port TFF devices are available on ITU channel spacing of 100GHz/200GHz CWDM spacing. These thin film filter products utilize hermetic and epoxy-free optical path technology ti provide excellent performance and reliability.
Performance Specification
Parameter | Units | Value | |
Channels | GHz | 100/200/300 | |
Central Wavelength | nm | ITU-T Grid | |
Pass band Flatness | dB | ≤0.5 | |
Insertion Loss1 | Typ. | dB | 0.7 |
Max. | 0.8 | ||
Polarization Dependent Loss (PDL) | dB | ≤0.15 | |
Adjacent Channel Isolation | dB | ≥25/≥25/≥30 | |
Non-Adjacent Channel Isolation | dB | ≥45 | |
Return Loss | dB | ≥45 | |
Polarization Mode Dispersion(PMD) | ps | ≤0.15 | |
Directivity | dB | ≥50 | |
Operating Temperature | ℃ | -5 to +70 | |
Storage Temperature | ℃ | -40 to +85 |
Note: 1. Measured with connectors; IL will be 0.3dB worse and RL will be 5dB lower with connectors.
Features | Applications |
Flat and Wide Passband | DWDM System |
High Stability and Reliability | Single Direction/Bi-direction Transmission |
Low Insertion Loss, High Isolation | CATV System |