FWDM are based on thin film filter technology,used to MUX/DEMUX data and CATV signals.1550 port run CATV signals,1310/1490 port run data signals.Unifiber provide all types of FWDM with different structure and bandwdith Or other type customized.
1. T1550(1540~1560nm),R1310(1260~1360nm)/1490(1480~1500nm)
2. T1310(1260~1360nm),R1490(1480~1500nm)/1550(1540~1560nm)
3. T1490(1480~1500nm),R1310(1260~1360nm)/1550(1540~1560nm)
4. T1310(1260~1360nm)/1490(1480~1500nm)R1550(1540~1560nm)
Features
Wide Wavelength Range
Low Insertion Loss
WDM system
High Channel Isolation
High stability and reliability
Applications
System Monitoring
WDM system
Transmitters and Fiber
Fiber optical amplifier
Fiberoptic lnstruments
Specification
Parameter | Unit | Value | |
Channel Number | CH | 1x2 | |
Channel Space | nm | 20 | |
Central Wavelength | nm | 1550±10nm,1310±50nm,1490±10nm | |
Operating wavelength | nm | 1260-1620 | |
Insertion Loss | Transmission (Max.) | dB | 0.6 |
Reflection (Max.) | dB | 0.4 | |
Isolation | Transmission Isolation | dB | >30 |
Reflection Isolation | dB | >15 | |
Polarization Mode Dispersion | ps | ≤0.1 | |
Polarization Dependent Loss | dB | ≤0.1 | |
Insertion Loss Temperature Sensitivity | dB/°C | 0.005 | |
Wavelength Temperature Shifting | nm/°C | 0.002 | |
Directivity | dB | ≥50 | |
Return Loss | dB | ≥50 | |
Operation Temperature | °C | -5~+70 | |
Storage Temperature | °C | -40~+85 | |
Package Dimension | mm | ABS Box |