Coarse wavelength division multiplexer (CWDM)
Coarse wavelength division multiplexer (CWDM) utilizes thin film coating technology and proprietary design of non-flux metal bonding micro optics packaging. It provide slow insertion loss, high channel isolation, wide pass band, low temperature sensitivity and epoxy free optical path
Performance Specifications
Parameter
|
MUX
|
DEMUX
|
Operating Wavelength (nm)
|
1510 to 1610
|
Center Wavelength Accuracy (nm)
|
± 0.5
|
Channel Spacing (GHz)
|
20nm
|
Channel Pass band (@-0.5dB bandwidth) Min.(nm)
|
>15
|
Pass Channel Insertion Loss (dB)
|
< 0.5(23degree,center wavelength)
|
Reflection Channel Insertion Loss (dB)
|
< 0.3(23degree,center wavelength)
|
Channel Ripple (dB)
|
< 0.3
|
Isolation (dB)
|
Adjacent
|
N/A
|
>30
|
Non-adjacent
|
N/A
|
>45
|
Insertion Loss Temperature Sensitivity (dB/°C )
|
<0.005
|
Wavelength Temperature Shifting (nm/ °C )
|
<0.002
|
Polarization Dependent Loss (dB)
|
<0.10
|
Polarization Mode Dispersion (p s)
|
<0.1
|
Directivity (dB)
|
>50
|
Return Loss (dB)
|
>45
|
Maximum Power Handling (mw)
|
300
|
Operating Temperature (°C)
|
-20 ~+85
|
Storage Temperature (°C)
|
-40 ~+85
|
Dimension (mm)
|
¢5.5 x L34
|
Specifications may change without notice
Ordering Information
CWDM
|
Numberof channels
|
Configuration
|
1st
Channel
|
Fiber Type
|
Fiber
Length
|
Connector
|
|
02=2channels
04=4channels
|
M=Mux
D=Demux
|
51=1510nm
53=1531nm
55=1551nm
57=1571nm
|
1=250um Bare Fiber
2=900um Loose tube Fiber
|
1=1 Meter
2=2 Meter
|
0=None
1=FC/APC
2=FC/PC
3=SC/APC
4=SC/PC
5=ST
6=LC
|