粗波分复用器

parameter

unit

specification

channels number

ch

2

4

8

16

central wavelength

itu-t grid

bandwidth(@0.5db passband)

nm

≥14

channel passband

nm

λitu±6.5

insertion loss(typ)

db

1.4

1.6

1.8

4.3

insertion loss(max)

db

1.8

2.0

2.5

5.0

ripple

db

≤0.3

adjacent channel isolation

db

≥30

non-adjacent channel isolation

db

≥45

return loss

db

≥45

polarization dependent loss

db

≤0.10

≤0.15

≤0.20

≤0.25

directivity

db

≥50