Item
Unit
Parameters
Wavelength Range
nm
1460~1620
1260~1620
Channel Centers (ITU or ITU+1)
nm
1470/1490…1610
or 1471/1491…1611
1270/1290…1610
or 1271/1291…1611
1290/1310
Channels
ch
4
8
4
8
16
2
Passband
nm
≥+/- 7.5
≥+/- 7.5
Passband Ripple
dB
≤0.5
≤0.5
Channel Insertion Loss
dB
2.0
2.8
2.0
3.0
4.8
1.0
Optional expressInsertionLoss
dB
1.8
2.6
1.8
2.8
4.6
0.8
Isolation (adjacent channel)
dB
≥30
Isolation (non-adjacent channel)
dB
≥40
Polarization Dependent loss
dB
≤0.2
Polarization Mode Dispersion
ps
≤