山東供應782/850nm保偏耦合器圖片
1x2(2x2) Fused PM Fiber Standard Coupler
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Features |
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Low Excess loss & Low Insertion Loss High Extinction Ratio High stability and reliability |
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Application |
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Optical Amplifier, Power Monitoring Coherent Communication Fiber Gyroscope Fiber Sensor |
Specification
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Parameter |
P grade |
A grade |
P grade |
A grade |
P grade |
A grade |
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Central W***elength (nm) |
1310, 1550 |
980,1064 |
780,850 |
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Bandwidth (nm) |
&plu***n;20 |
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Typ. Excess Loss (dB) |
0.2 |
0.3 |
0.6 |
0.8 |
0.6 |
0.8 |
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Max.Excess Loss (dB) |
≤0.4 |
≤0.6 |
≤0.8 |
≤1.0 |
≤0.8 |
≤1.0 |
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ER (dB) |
≥20 |
≥17 |
≥18 |
≥16 |
≥18 |
≥16 |
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Directivity (dB) |
≥55 |
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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. The default connector key is aligned to slow axis. Package Information
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Configuration |
1x2 or 2x2 |
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Fiber length |
0.8m, others on request |
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Fiber Type |
Panda fiber |
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Pigtail type |
250μm bare fiber |
900μm loose tube |
900μm/2mm/3mm loose tube |
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Dimensi***(mm) |
φ3.0×54 |
φ3.0×70 |
90x16x9 |