Dual Polarizations 1x2, 2x2 PM Fiber Optic Coupler

Maintaining both polarizations
Features:
  • Wavelength Independent
  • Ultra Low Excess Loss
  • Low Polarization
  • Sensitivity
  • Highly Stable & Reliable
  • Ultra Low Cost

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SKU: FCPM

This FC Series PM fiber optic coupler works on both orthogonally polarized light, providing polarization independent coupling function. It features good uniformity, low excess loss and very low polarization sensitivity. The device is ideal for splitting or combining light with exceptional performance over a wide wavelength range

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PM Series Fused Coupler Parameter Unit
Coupling Ratio 1/99 to 50/50
Bandwidth ±15 nm
Polarization Dependent Loss 0.15 dB
Grade P Grade A
Excess Loss 1310,1550 nm ≤0.3 ≤0.4 dB
980~1060 nm ≤0.4 ≤0.6
780,850 nm ≤0.6 ≤0.8
Polarization Extinction Ratio ≥20 ≥18
Split Ratio Tolerance
Split Ratio:50/50 ± 3.8 ± 6.0 dB
Split Ratio:40/60 ± 2.9 ± 4.5 dB
Split Ratio:30/70 ± 1.5 ± 3.0 dB
Split Ratio:20/80 ± 1.3 ± 2.1 dB
Split Ratio:10/90 ± 1.1 ± 1.6 dB
Split Ratio:  5/95 ± 0.8 ± 1.3 dB
Split Ratio:  1/99 ± 0.5 ± 0.6 dB
Directivity > 55 dB
Return Loss > 55 dB
Optical Power Handling < 3 W
Operating Temperature -40~85 oC
Storage Temperature -50~85 oC
Package Dimension *  250um: (D)3x(L)40 mm
 900um: (D)3x(L)54
 2/3mm Cable: (L)98x(W)16x(H)9

* Other package options available on request