1550nm 2x2 Coupler With Reduced Cladding PM Fiber

  • Low Insertion Loss
  • Epoxy-free Optical Path
  • High Extinction Ratio
  • Compact Package
  • Cost Effective

Click 'Spec Sheet' for available configurations/part#


Photonwares’s 2×2 Polarization Maintaining (PM) Coupler are used for monitoring or splitting optical signal in Reduced Cladding Polarization Maintaining fiber. With Photonwares’s advanced micro-optic design, it features low insertion loss, epoxy-free optical path, high extinction ratio, compact package, and high reliability and stability. These high 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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CPRP 2x2 RC PM Coupler Specification Unit
Operating Wavelength (lo) 1550 ± 20 nm
Split Ratio * 50:50 %
Maximum Excessive Insertion Loss (Over lo, 23oC, excluding connector) ≤ 0.6 dB
Peak Extinction Ratio (Over lo, 23oC) ≥ 22 dB
Minimum Extinction Ratio (Over lo, 23oC) ≥ 20 dB
Polarization Dependant Loss ≤ 0.2 dB
Polarization Alignment ** Fast Axis
Optical Fiber RC Panda PM Fiber (80mm/165mm)
Operating Temperature 0 ~ +70 oC
Storage Temperature -40 ~ +85 oC
 Optical Power Handling ≤ 300 mW
 Package Dimensions Æ3.5xL28 or Æ5.5xL34 mm
  * Split ratio from 1% to 49% also available ** Optional alignment to slow axis