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Polyimide Coated PM Fiber

Polarization maintaining fiber for high temperature applications

  • Survives composite embedding temperatures up to 300°C
  • Photosensitive core for FBG inscriptions
  • Suitable for autoclave sterilization temperatures

Typical applications:

  • High temperature sensors
  • Downhole sensors
  • Interferometric sensors
  • Medical probes
  • Embedded sensors

    Product Variants Explained
    HB800PPolyimide coated PM Fiber for use around 830nm
    HB1250PPolyimide coated PM Fiber for use around 1310nm
    HB1500PPolyimide coated PM Fiber for use around 1550nm
    Operating Wavelength (nm) 830 - 1200
    Cut-Off Wavelength (nm) 600 - 800
    Numerical Aperture 0.14 - 0.18
    Mode Field Diameter (μm) 3.7 - 5.0 @830nm
    Attenuation (dB/km) ≤5 @830nm
    Beat-Length (mm) @633 ≤2.0
    Proof Test (%) 1 (100 kpsi)
    Cladding Diameter (μm) 125 ± 2
    Core Cladding Concentricity (μm) ≤1.0
    Coating Diameter (μm) 155 ± 5
    Coating Type Polyimide
    Operating Temperature (°C) -55 to +300
    Technical Bulletins