供应DWDM
o Separate or insert one or more welengths from a multi welength channel.
PRODUCT APPLICATIONSDWDM OADM
DWDM system
Product Features
Can access ITU-TDWDM welength signals;
Low insertion loss;
Low polarization dependent loss;
High channel isolation;
Excellent environmental reliability;
PERFORMANCE INDEX
Parameters Unit Specifications
Welength Range ITU channel86.6 to196.1 THz
Channel Center Welength nm ITU channels
Channel Spacing Ghz 100
Channel Pass band (@-0.5dB) nm 0.22
Channel No. λ 1 2 4 8
Insertion Loss Add/Drop dB ≤ 1.0 ≤ 2.0 ≤ 3.5 ≤5.2
Pass dB
Adjacent Channel Isolation dB ≥ 30
Non-adjacent Channel Isolation dB ≥ 45
Welength thermal stability nm/℃ ≤ 0.003
Insertion loss thermal stability dB/℃ ≤ 0.005
PDL dB ≤ 0.1 ≤ 0.15 ≤ 0.20 ≤ 0.25
Polarization mode dispersion ps ≤ 0.1
Directivity dB ≥ 50
Return loss dB ≥ 45
Optical Power mW ≤ 500