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Polarization Maintaining (PM) Fiber Optic Circulators (Single Stage & Dual Stage)


Polarization Maintaining (PM) Fiber Optic Circulators Features
  • Low Insertion Loss
  • High Optical Return loss
  • Stability
  • High Reliability
Applications
  • Fiber Optical Instruments
  • Fiber Sensors

Specifications
Specifications for PM Circulator
Parameter Dual Stage Single Stage Single Stage
Operating wavelength (mm) 1310 or 1550 1064
Bandwidth (nm) ±15 ±20 ±5
Typ. Isolation (dB) 46 30 30
Isolation (dB) ≥40 ≥20 ≥25
Insertion Loss (dB) ≤0.9 ≤ 0.8 ≤ 2.1
Extinction Ratio(dB) ≥22 ≥20 ≥20
Cross Talk (dB) ≥50
Return Loss (dB) ≥50
Power handling (mW) ≤300
Fiber Type Panda Fiber
Operating Temperature(°C) -5 to +70 -5 to +50
Storage Temperature(°C) -40 to +85
Dimensions Ø 5.5 X L 35

Notes:

  • Above specification are for devices without connector.
  • With connector, IL will be 0.3dB higher, RL will be 5dB lower, and ER will be 2dB lower.
  • The PM fiber and the connector key are aligned to the slow axis. Fast axis blocked


Ordering Information
Polarization Maintaining (PM) Fiber Optic Circulator
  • Specifications are based on non-connectorized products. For connectorized specifications, please contact sales for details. Custom optical & mechanical configurations are available upon request.
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