保偏滤波耦合器
1x2(2x2)保偏滤波耦合器
1x2(2x2) PM Filter Coupler
Features |
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Low Insertion Loss High Extinction Ratio High Isolation High Stability and Reliability |
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Application |
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EDFA Fiber Optical Instrument Power Monitoring Fiber Sensor |
Specifications
Parameter |
1 x 2 |
2 x 2 |
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Wavelength (nm) |
1310, 1550 |
980,1064 |
1310, 1550 |
980,1064 |
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Operating Bandwidth (nm) |
±40 |
±20 |
±40 |
±20 |
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Excess Loss (dB) |
≤0.7 |
≤0.8 |
≤1.0 |
≤1.2 |
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Uniformity(only for 50/50) (dB) |
≤0.4 |
≤0.5 |
≤0.6 |
≤0.8 |
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Tap Ratio (%) |
1±0.2%,2±0.4%,5±1%,10%,20%,30%,50% |
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Extinction Ratio(dB) |
Type B (Both of axis working) |
≥20 |
≥20 |
≥18 |
≥18 |
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Type F (Fast axis blocked) |
≥22 |
≥22 |
≥22 |
≥20 |
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Return Loss (dB) |
≥50 |
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Power Handling (mW) |
≤300 |
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Fiber Type |
Tap port 2(only for 1x2) |
SMF-28e or PM1310 Panda fiber for 1310nm, SMF-28e or PM1550 Panda fiber for 1550nm, HI 1060 or PM980 Panda fiber for 980nm &1064nm |
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Tap port 2&4(only for 2x2) |
PM1310 Panda fiber for 1310nm,PM1550 Panda Fiber for 1550nm PM980 Panda fiber for 980nm&1064nm |
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Port 1 & 3 |
PM1310 Panda fiber for 1310nm,PM1550 Panda Fiber for 1550nm ,PM980 Panda fiber for 980nm&1064nm. |
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Ports Marking color(only for 1X2 250um bare fiber) |
Port2 :Black ,Other ports :Clear |
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Ports Marking color(only for 1X2 With 900um loose tube ) |
900um Red loose tube for all ports; Marking:port2:black. |
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Ports labeling (only for 2x2 250um& With 900um loose tube ) |
250um bare fiber& 900um Red loose tube for all ports; labeling port1,port2 ,port3,port4. |
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Operating Temperature (°C) |
-5~+70 |
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Storage Temperature(°C) |
-40 ~ +80 |
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Dimensions (mm) |
φ5.5 × L35(P1) (only for bare fiber or 900um loose tube) |
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L98xW14.5xH8.5(P6) (only for 3mm or 2mm cable) |
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*Above specifications are for devices without the connectors.
*For devices with connectors, IL will be 0.3dB higher, RL will be 5dB lower, and ER will be 2dB lower. *The PM fiber and the connector key are aligned to the slow axis. And for F type, fast axis is blocked.
Package Dimensions
Ordering Information
PMFC |
Wavelength |
PortType |
Coupling Ratio |
Axis Alignment |
Fiber for tap port |
Pigtail Type |
Length |
Connector |
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0980=980nm 1064=1064nm 1310=1310 nm 1550=1550 nm 1480=1480 nm 1650=1650nm
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1=1x2 2=2x2
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1=1/99 2=2/98 4=4/96 5=5/95 A=10/90 B=20/80 C=30/70 D=40/60 E=50/50 F=15/85 G=25/75 H=35/65 J=45/55 |
F=Fast Axis Blocked B=Both Axis Working
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1=Panda fiber 2=SMF-28e 3=HI1060 |
1=250um bare fiber 2=900um loose tube 3=3mm loose tube 4=2mm loose tube
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H=0.5m 8=0.8m 1=1.0m 5=1.5m A=0.1m B=0.75m
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0=None 1=FC/UPC 2=FC/APC 3=SC/APC 4=SC/UPC 5=LC/PC 6=LC/APC |