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Add: 4029-1,Future City Hui Ke,Shilongzai Shiyan Baoan Shenzhen China
Tel: +86-755-81488131
+86-755-81488292
+86-755-81488290
Fax: +86-755-81488231
E-mail: sales@lightwit.com.cn |
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| 保偏带合（分）束光环行器 |
首页 > 产品中心 > 保偏带合（分）束光环行器 |
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产品描述： |
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Key Features: Application:
♦Low insertion loss ♦EDFA&Raman ampfier
♦High extinction ratio ♦Fiber instrument
♦High isolation ♦Fiber sensor
♦High stability and reliability ♦Laser
Specification:
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Type
Parameter
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Unit
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Type A
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Type B
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Center Wavelength
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nm
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1550
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1550
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Operating wavelength range
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nm
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±20
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±20
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Excess Loss (port 1 to port 2/3, port
2/3 to port 4)
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dB
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≤1.5
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≤1.5
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Isolation at 23℃(port 2/3 to port 1,
port 4 to port 2/3)
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dB
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≥45 Typ.50
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≥20 Typ.30
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Wavelength Dependent Loss
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dB
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0.3 Typ.0.2
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0.3 Typ.0.2
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Uniformity between port 2 and port
3(only for 50/50 coupling ratio type)
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dB
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≤0.4 Typ.0.25
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≤0.4 Typ.0.25
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Polarization Extinction Ratio
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dB
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≥22
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≥20
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Directivity
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dB
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≥50
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≥50
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Return loss
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dB
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≥50
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≥50
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Max. Optical Power (CW)
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mW
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300
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Tensile load
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N
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5
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Fiber type
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PM Panda fiber
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Operating temperature
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℃
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-5-70
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Storage temperature
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℃
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-40-+85
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Package Dimensions
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mm
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5.5*35
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For device with connector, IL is 0.3dB higher, RL is 5dB lower, ER is 2dB lower. The default connector key is aligned to slow axis
Ordering Information:
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PMCIRC
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Port
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Typ
e
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Wavelen
gth
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Coupling
Ratio
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Pigtail Type
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Fiber
Type
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Length
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Connector
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4=4
Port
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A
B
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1550
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50%=50/50
33%=33/66
%
-
-
-
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250=250um bare
fiber 900=900um
loose tube
3000=3mm loose
tube
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5=Panda
fiber
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0.8=0.8m |
NE=None
FA=FC/APC
FC=FC/UPC
SA=SC/APC
SC=SC/UPC
XX=Other
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For drawings, technical data or samples configuration other than stated above, please feel free to contact us:
sales@lightwit.com.cn
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