D
100GHz Filters
Typical design specifications (valid over operating temperature)
unit
GHz
dB
Transmitted Channels
Clear Channel Passband
Insertion Lossa
Standard OADM Wide-Top
27.5
1.0
0.3
25
27.5
1.0
0.3
30
50
1.0
0.5
25
dB
Insertion Loss Variation
Adjacent Band Isolation
Polarization Dependent Loss
Return Loss
dB
dB
0.15
45
0.1
45
0.2
45
dB
Chromatic Dispersionb
Directivity
ps/nm
dB
±35
45
±19
45
±60
45
Reflected Channel
Insertion Lossa
dB
dB
0.4
0.1
0.4
0.1
0.1
16
0.4
0.1
0.2
11
Insertion Loss Variation
dB
Polarization Dependent Loss
Reflection Isolationb
0.15
12
dB
Chromatic Dispersionb
Component Parameters
Operating Temperature
Storage Temperature
ps/nm
±30
±16
±30
-5 to 70
-40 to 85
°C
°C
Dimensionsc (standard packaging)
5.5 (Ø) x 51 (L)
mm
a Loss includes connector pair.
b At edge of clear channel passband.
c Nominal overall length. Standard package length without boots nominally 35mm.
Example Performance
100GHz OADM filter performance at -5C, 25C, and 70C
0
-5
-10
-15
-20
-25
-30
1555
1555.5
1556
1556.5
Wavelength (nm)
BOOKHAM [ BOOKHAM, INC. ]
