Example: Coarse Wavelength Division Multiplexing, 20nm Channel Spacing,Single Fiber Bi-Direction, 4 Services, 8 Wavelengths with/without EXP(upgrading)/MON(monitoring) port, Low insertion loss, high isolation
Parameter |
Unit |
SPEC |
||
Channel spacing |
nm |
20 |
||
Number of Channels |
ch |
8 or 8+MON or 8+EXP |
||
Central Wavelength |
nm |
1471, 1491, 1511, 1531, 1551, 1571, 1591, 1611 |
||
Operating bandwidth |
nm |
ITU±6.5 |
||
Ripple in Passband |
dB |
≤ 0.4 |
||
Monitoring Port Power Rate Percentage |
\ |
5% |
||
Channel Insertion Loss (with connector) |
dB |
≤ 3.0 |
<3.5 (with MON port) |
|
End To End Insertion Loss (with connector) |
dB |
≤ 4.0 |
<5.0 (with MON port) |
|
EXP Port Insertion Loss |
dB |
≤ 3.0 |
<3.5 (with MON port) |
|
EXP to COM Isolation |
dB |
≥13 |
||
Isolation |
Adjacent channel |
dB |
≥ 30 |
|
Non-adjacent channel |
dB |
≥ 40 |
||
Polarization Dependent Loss |
dB |
≤ 0.15 |
||
Polarization Mode dispersion |
ps |
≤ 0.20 |
||
Return Loss (with connector) |
dB |
≥ 45 |
||
Directivity |
dB |
≥ 50 |
||
Insertion Loss Temperature Stability |
dB/°C |
≤ 0.005 |
||
Temperature Wavelength Drift |
nm/°C |
≤ 0.005 |
||
Recommend Operation Environment |
||||
Power Handling |
mW |
≤ 500 |
||
Tensile Load |
N |
5 |
||
Operating Temperature |
°C |
-5 ~ 70 |
||
Storage Temperature |
°C |
-40 ~ 85 |
||
Relative Humidity |
% |
95 |
||
Package Specification |
||||
Fiber Type |
|
Corning SMF-28e or equivalent |
Connector Type |
COM |
SC/UPC or customer specify |
CWDM channels |
SC/UPC or customer specify |