808nm PM Filter Coupler (1x2/2x2)
The PM Filter Coupler is characterized with low insertion loss, high return loss, high extinction ratio and excellent environmental stability and reliability. It performs properly in FOCT, Gyro and other polarization maintaining fiber systerms.
Product Description
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808nm PM Filter Coupler (1x2/2x2) |
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Features |
Applications |
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Low Insertion Loss |
Fiber Laser |
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High Return Loss |
Fiber Sensor |
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High Extinction Ratio |
Fiber Optical Instrument |
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Specifications |
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Parameter |
Unit |
Value |
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Type |
- |
1x2 |
2x2 |
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Center Wavelength |
nm |
808 |
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Operating Wavelength Range |
nm |
±10 |
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Max. Excess Loss @23℃ |
dB |
1.2 |
1.4 |
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Uniformity (only for 50/50) |
dB |
0.6 |
0.8 |
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Coupling Ratio |
% |
1/99~50/50 |
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Min. Extinction Ratio @23℃ |
Both axis working |
dB |
20 |
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Fast axis blocked |
dB |
22 |
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Min. Return Loss @23℃ |
dB |
50 |
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Max. Optical Power (CW) |
mW |
500 |
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Max. Tensile Load |
N |
5 |
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Fiber Type |
Input & Output |
- |
PM780-HP |
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Tap |
- |
PM780-HP or 780-HP |
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Operating Temperature |
℃ |
-5~+70 |
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Storage Temperature |
℃ |
-40~+85 |
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With connectors, IL is 0.3dB higher, RL is 5dB lower, and ER is 2dB lower. |
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Connector key is aligned to slow axis. |
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Ordering Information |
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PMFC-①①①-②③③④-⑤⑤⑤-⑥⑥⑥-⑦⑧-⑨-⑩⑩⑩ (1x2 Type) PMFC-①①①-②③③④-⑤⑤⑤-⑥⑥⑥-⑦⑧-⑨-⑩⑩⑩⑩ (2x2 Type) |
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①①① |
- Wavelength: |
808=808nm, SSSS=Specified |
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② |
- Configuration: |
3=1x2, 4=2x2 |
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③③ |
- Tap ratio: |
01=1%, 02=2%, 05=5%, ..., 50=50% |
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④ |
- Working Axis: |
B=Both axis working, F=Fast axis blocked |
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⑤⑤⑤ |
- Fiber type for Port 1, 3: |
067=PM780-HP, SSS=Specified |
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⑥⑥⑥ |
- Fiber type for Tap: |
067=PM780-HP, 007=780HP, SSS=Specified |
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⑦ |
- Package Dimensions: |
0=φ5.5x35mm, S=Specified |
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⑧ |
- Pigtail Type: |
0=bare fiber, 1=900μm loose tube |
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⑨ |
- Fiber Length: |
0.8=0.8m, 1.0=1m, S=Specified |
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⑩⑩⑩⑩ |
- Connector Type: |
0=FC/UPC, 1=FC/APC, 2=SC/UPC, 3=SC/APC, N=None, S=Specified |
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