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Polarization Maintaining (PM) Fiber Optic Isolators (Single Stage and Dual Stage)

 
Polarization Maintaining (PM) Fiber Optic Isolators Features
  • Low Optical Loss
  • High Isolation
  • Low Insertion Loss
  • Large Aperture Features
Applications
  • Fiber Optic Lasers
  • Optical Transmitters & Transceivers
  • Fiber Amplifiers
  • Fiber Sensors

Specifications for PM Isolator
Parameter Single Stage Dual Stage Single Stage Dual Stage Single Stage
Fiber Type PM Panda PM Panda PM Panda
Operating Wavelength (nm) 1310, 1480 or 1550 1064±5 2000±50
Isolation at 23°C (dB) ≥28 ≥45 ≥35 ≥45 ≥20
Insertion Loss @ (-5 to 70°C (dB) ≤0.55 ≤0.65 ≤1.8 ≤3.2 ≤1.0
Extinction Ratio (dB) Type B
(Both of axis working)
≥20 ≥20 ≥20 ≥18
Type F
(Fast axis blocked)
≥22 ≥22 ≥23 ≥20
Return Loss (dB) ≥50 50 50
Power Handling (mW) ≤300 ≤300 ≤300
Operation Temperature(°C) -5 to +70 -5 to +50 -5 to +70
Storage Temperature(°C) -40 to +80 -40 to +80 -40 to +85
Dimensions (mm) Ø 5.5 X L 35 Ø 5.5 X L 35 Ø 5.5 X L 35

Above specifications are for device without connector. For devices with connectors, 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



Ordering Information

  • 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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