波分复用器
1490/1310/1550nm FWDM
Description
1490/1310/1550nm FWDM
Decriptions
1490/1310, 1550nm FWDM can realize the multiplexing and demultiplexing between 1490/1310 and 1550. It can expand the capacity of single fiber to achieve bidirectional communication, which can widely used in optical network upgrade and expansion, or introduce new comprehensive business etc.
Features:
♦ Low insertion loss
♦ Low PDL
♦ High channel isolation
♦ Excellent environmental reliability
Application:
♦ WDM system
♦ CATV
Technical Index:
|
Type |
FWDM |
|
|
Operating wavelength T： transmission wavelength R： reflection wavelength |
nm |
T-1530~1620 ( center wavelength 1550， optional wavelength 1590，1610) R-1310±50 & 1490±10 |
|
T1550 R1310/1490 |
||
|
T1490 R1310/1550 |
||
|
Transmission insertion loss |
dB |
≤0.80≤0.20≤0.30≤0.10≤0.20≤0.30 |
|
Reflection insertion loss |
dB |
≤0.60 |
|
Transmission channel isolation |
dB |
≥30 |
|
Reflection channel isolation |
dB |
≥17 |
|
PDL |
dB |
≤0.1≤0.05≤0.05≤0.05≤0.10 |
|
Wavelength thermal stability |
nm/℃ |
≤0.003 |
|
Insertion loss thermal stability |
dB/℃ |
≤0.005 |
|
Directivity |
dB |
≥55 |
|
Return loss |
dB |
≥45 |
|
Operating temperature |
℃ |
-20~+70 |
|
Storage temperature |
℃ |
-40~+85 |
|
Note:Customization is available. |
||
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