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 |
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Parameters | Unit |
Values
|
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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
|
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Max. Insertion Loss | dB |
0.5
|
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Typ. Isolation | dB |
15
|
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Min. Isolation | dB |
12
|
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Optical Return Loss | dB |
≥50
|
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Max.PDL | dB |
0.1
|
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Typ. PDL | dB |
0.05
|
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Thermal Stability | dB/°C |
≤0.005
|
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Max. optical power | mW |
300
|
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Max. tensile load | N |
5
|
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Fiber Type |
Corning SMF-28
|
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Operation Temperature | °C |
-5 to +70
|
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Storage Temperature | °C |
-40 to +85
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Note1: Values specified are without connector loss. |
Package Dimensions |
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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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Last modified: 12th July 2010 |
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