D
200GHz Filters
Typical design specifications (valid over operating temperature)
unit
GHz
dB
Transmitted Channels
Clear Channel Passband
Insertion Lossa
Standard OADM
64
1.0
0.3
30
64
1.0
0.2
30
dB
Insertion Loss Variation
Adjacent Band Isolation
Polarization Dependent Loss
Return Loss
dB
dB
0.15
45
0.1
45
dB
Chromatic Dispersionb
Directivity
ps/nm
dB
±15
45
±8
45
Reflected Channel
Insertion Lossa
dB
dB
0.4
0.15
0.15
12
0.4
0.1
0.1
16
Insertion Loss Variation
dB
Polarization Dependent Loss
Reflection Isolationb
Chromatic Dispersionb
Directivity
dB
ps/nm
dB
±5
±4
45
45
Component Parameters
Operating Temperature
Storage Temperature
-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
200GHz OADM filter performance
0
-0.5
-1
Transmission
-1.5
Reflection
-2
-2.5
-3
-3.5
-4
-4.5
-5
1539
1539.5
1540
1540.5
1541
Wavelength (nm)
BOOKHAM [ BOOKHAM, INC. ]
