PM WDM Fused Coupler – 980-1550, 1064-1550 nm
Description
Fused Polarization Maintaining (PM) Wavelength Division Mulitplexer (WDM) is based on fused biconical taper (FBT) technology. It provides wavelength division multiplexing while maintaining signal polarization with high extinction ratio.
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Features Low Insertion Loss High Isolation & High ER High stability and reliability |
Applications Amplifier Fiber laser |
Technical Paremeter
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Type Parameter |
980/1550 |
1064/1550 |
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Operating wavelength (nm) |
980 and 1550 |
1064 and 1550 |
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Operating bandwidth (nm) |
±10/15 |
±10/15 |
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Insertion loss (dB) |
Pump Port |
≤0.5 |
≤0.5 |
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Signal Port |
≤0.7 |
≤0.7 |
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Isolation (dB) |
≥18 |
≥20 |
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Extinction Ratio(dB) |
≥18 |
≥18 |
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Directivity (dB) |
≥55 |
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Operating temperature (℃) |
-40 ~ +85 |
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Package Information
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Configuration |
1×2 or 2×2 |
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Fiber length |
0.8m, others on request |
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Fiber Type |
PM 980 |
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Pigtail type |
250μm bare fiber |
900μm loose tube |
900μm/2mm/3mm loose tube |
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Dimensions(mm) |
φ3.0×54 |
φ3.0×70 |
90×16×9 |
Dimensions:
Ordering Information
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PMWDM |
Wavelength |
Port |
Pigtail Type |
Fiber Type |
Length |
Connector |
Package |
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980/1550 1064/1550 |
1×2 2×2 |
250=250um bare fiber 900=900um |
5=Panda fiber |
0.8= 0.8m X:other |
NE=None FA=FC/APC FC=FC/UPC |
3×54
…. |
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loose tube |
SA=SC/APC |
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3000=3mm |
SC=SC/UPC |
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loose tube |
LC=LC/UPC |
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XX=Other |