Polarization Beam Combiner/Splitter

  • Low Insertion Loss
  • Epoxy –Free Optical Path
  • High Extinction Ratio
  • Compact Package
  • High Reliability & Stability
  • Cost Effective



Photonwares’s PB Series Polarization Beam Combiner/Splitter is used to combine two polarized light signals or split one light signal into two polarized outputs with their polarization states orthogonal to each other. Employing Photonwares’s proven advanced micro-optic design, it features low insertion loss, epoxy-free optical path, high extinction ratio, compact package, high reliability, and high stability. These quality components have excellent characteristics, making them an ideal choice for application in fiber amplifier systems, pump lasers, and optical fiber sensors.


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 PB Series Polarization beam Combiner/Splitter Specifications Unit
Operating Wavelength 1310±40 1420±40 1480±40 1550±40 nm
Insertion Loss 1  Typical 0.4 dB
 Maximum 0.6
Extinction Ratio 1 (ER)  Typical 22 dB
 Minimum 18
Wavelength Dependent Loss <  0.15 dB
Directivity (2®3 or 3®2) >   50 dB
Return Loss 1 >   50 dB
Polarization Alignment Slow Axis
Optical Power Handling <   1000 mW
Operating Temperature Range 0  ~ 70 oC
Storage Temperature -40 ~ 85 oC
Fiber Type  Port 1: SMF-28 or Panda PM fiber
 Ports 2 and 3: Panda PM fiber
Package Dimension F5.5x 35.0(L) mm
1 Excluding connectors