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Filter Wavelength Division Multiplexer 
 
The Filter Wavelength Division Multiplexer extensively used in EDFA, Raman amplifier, WDM networks and fiber optics instrumentation. FWDM series are based on environmentally stable Thin Film Filters technology. The devices combine or separate light at different wavelength in a wide wavelength range. They offer very low insertion loss, low polarization dependence, high isolation and excellent environmental stability. High power handling capability can be achieved through unique pigtail processing and high quality AR coating. 

Specifications filter wavelength division multiplexer 

Parameters Unit
Values
Pass Band Wavelength Range nm
1270 - 1350(1530-1600)
1450 - 1490(1530-1580)
1500 - 1520(1530-1570)
Max. Insertion Loss dB
0.6
0.6
0.7
Typ. Insertion Loss dB
0.4
0.4
0.5
Min. Isolation dB
30
25
30
Typ. Isolation dB
35
30
35
Reflection Band Wavelength Range nm
1530 - 1600(1270-1350)
1530 - 1580(1450-1490)
1530 - 1570(1500-1520)
Typ. Insertion Loss dB
0.3
Max. Insertion Loss dB
0.5
Typ. Isolation dB
15
Min. Isolation dB
12
Optical Return Loss dB
50
Max.PDL dB
0.1
Typ. PDL dB
0.05
Thermal Stability dB/°C
0.005
Max. optical power mW
300
Max. tensile load N
5
Fiber Type  
Corning SMF-28
Operation Temperature °C
-5 to +70
Storage Temperature °C
-40 to +85

Note1: Values specified are without connector loss.

Package Dimensions   

 

Ordering Information - Filter WDM 
FWDM-SM-SSSS-X-Y-Z
SSSS - Wavelength 1315 - 1310 Pass / 1550 Reflect 5531 - 1310 Reflect / 1550 Pass
  1415 - 1480 Pass / 1550 Reflect 1514 - 1480 Reflect / 1550 Pass
  5155 - 1510 Reflect / 1550 Pass 5551 - 1510 Reflect / 1550 Pass
Y: Pigtail type B - 250um bare fiber,  L - 900um loose tube, C - 3mm cable, S -  Specify 
Z: Pigtail length 1-  1.0m,  S -  Specify
X: Connector   1 - FC/UPC, 2 - FC/APC, 0 - None, S - Specify
 

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   Webmaster: webmaster@afw Last modified: 12th July 2010