Ultra-Low Splitting Ratio Fused Type PM Coupler |
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Features |
Applications |
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Both Axis Working |
Fiber Gyroscope |
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Low Polarization Dependent Loss |
Coherent Communication |
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Low Insertion Loss |
Power Monitor |
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High stability & Reliability |
Fiber Sensor |
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Specifications |
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Parameter |
Unit |
Value |
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Grade |
/ |
P |
A |
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Operating Wavelength |
nm |
780, 850, 980, 1064, 1310, 1550, 1570, 1625, 1950, 2000 |
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Operating Bandwidth |
nm |
±15 |
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Max. Insertion Loss(Through Port) |
dB |
0.15 |
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Max. Insertion Loss |
0.1% Tap Port |
dB |
30±3 |
30±4 |
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0.01% Tap Port |
dB |
40±4 |
40±5 |
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0.001% Tap Port |
dB |
50±5 |
50±6 |
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Max. Excess Loss |
dB |
0.8 |
1.0 |
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Min. Extinction Ratio |
dB |
18 |
16 |
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Min. Directivity |
dB |
55 |
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Max. Return Loss |
dB |
50 |
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Max. Optical Power(CW) |
W |
5 |
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Fiber Type |
- |
PM Panda Fiber |
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Package Dimension |
mm |
φ3*60(bare fiber), φ3*70(0.9mm loose tube), 90*20*10(0.9mm/2.0mm/3.0mm loose tube) |
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Operating Temperature |
℃ |
-40~+85 |
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Storage Temperature |
℃ |
-40~+85 |
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For device with connector, IL is 0.3dB higher, RL is 5dB lower, ER is 2dB lower. |
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The default connector key is aligned to slow axis. |
Ordering Information |
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PMULFUC-1111-234-555-678-9999 |
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1111 |
-Wavelength: |
980=980nm, 1064=1064nm, 1310=1310nm, 1550=1550nm |
2 |
-Grade |
P=Grade P, A=Grade A |
3 |
-Port Type: |
1=1x2,2=2x2 |
4 |
-Tap Ratio |
3=0.1%, 4=0.01%, 5=0.001% |
555 |
-Fiber type |
001=PM1550, 002=PM1310, 003=PM980, 004=Hi1060, 008=SMF-28E |
6 |
Package Dimension: |
0=φ3.0x60mm, 0=φ3.0x70mm |
7 |
-Pigtail type: |
0=250μm bare fiber, 1=900μm loose tube, 2=2.0mm loose tube, 3=3.0mm loose tube |
8 |
-Fiber length: |
0=0.8m,1=1m |
9999 |
-Connector type: |
0=FC/UPC,1=FC/APC,2=SC/UPC,3=SC/APC,4=LC/UPC,5=LC/APC |