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FBT Based Components > Couplers >

Polarization Maintaining Coupler

Specifications (Based on 50/50)
ParameterWavelength
≤ 1300nm
Wavelength
> 1300nm
Center WavelengthSpecified by Customer
Operating Wavelength RangeCenter Wavelength ± 10 nm
Coupling Ratio1% (± 0.3%) to 50% (± 5%)
Excess Insertion Loss
(including TDL)
≤ 0.7 dB≤ 0.5 dB
Polarization Extinction Ratio *≥ 15 dB≥ 20 dB
Return Loss≥ 55 dB
Directivity≥ 55 dB
Fiber TypePanda or Tiger PM Fiber
Operating Temperature0ºC ~ +70ºC
Storage Temperature-40ºC ~ +85ºC
Package Dimension - Light Duty (B)Ø 3.0 x 60.0 mmØ 3.0 x 55.0 mm
Package Dimension - Medium Duty (L)Ø 3.0 x 65.0 mmØ 3.0 x 60.0 mm
* There will be 1 dB less for extinctin ratio if connector is added.



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