shenzhenYB FBT1X4 FBT1X4 Coupler
产品简介
FBT optical coupler Applications : Optical fiber test system Telecommunication system Luminous power feedback Applications Features : Low Excess Loss High directivity Extremely good stability and
产品详细信息
FBT optical coupler Performance Specification
Coupling ratio
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25:25:25;25
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Operating wavelength
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nm
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1310 / 1550±40
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Port numbers
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1×4
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Grade
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P
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A
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Excess loss
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dB
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0.40
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0.60
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Max insertion loss
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dB
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7.5
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7.9
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Max polarization dependent loss
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dB
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0.25
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0.30
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Max uniformity
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dB
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1.4
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2.0
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Mini return loss
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dB
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55
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Operating temperature
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℃
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-10~+70
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Storage temperature
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℃
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-40~+85
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Dimensions
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mm
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B=Φ3×60 for bare fiber
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|
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L=Φ3.5×70 for 900um loose tuber
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