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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

    Comparison
    Model HB800P HB1250P HB1500P
    Operating Wavelength (nm) 830 - 1200 1300 - 1550 1520 - 1650
    Cut-Off Wavelength (nm) 600 - 800 1030 - 1270 1230 - 1520
    Numerical Aperture 0.14 - 0.18 0.14 - 0.18 0.14 - 0.18
    Mode Field Diameter (μm) 3.7 - 5.0 @830nm 5.8 - 7.8 @1310nm 7.0 - 9.2 @1550nm
    Attenuation (dB/km) ≤5 @830nm ≤2 @1310nm ≤2 @1550nm
    Beat-Length (mm) @633 ≤2.0 ≤2.0 ≤2.0
    Proof Test (%) 1 (100 kpsi) 1 (100 kpsi) 1 (100 kpsi)
    Cladding Diameter (μm) 125 ± 2 125 ± 2 125 ± 2
    Coating Diameter (μm) 155 ± 5 155 ± 5 155 ± 5
    Coating Type Polyimide Polyimide Polyimide
    Operating Temperature (°C) -55 to +300 -55 to +300 -55 to +300
    Product Variants Explained
    HB800P Polyimide coated PM Fiber for use around 830nm
    HB1250P Polyimide coated PM Fiber for use around 1310nm
    HB1500P Polyimide 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