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Polyimide Coated SM Fiber

For embedded and high temperature applications

  • Polyimide coated enabling survival at temperatures up to 300°C
  • Ultra-low and low profile, bend insensitive fiber for downhole Seismic geophone sensors and high temperature distributed pressure and temperature sensors
  • Enhanced photosensitivity
  • Maintains composite material strength when embedded

Typical Applications:

  • Downhole sensors
  • Geophones
  • DTS, DAS, DSS and DPS
  • Embedded sensors
  • FBGs
  • Biomedical in vivo sensors
  • High temperature sensors

    Comparison
    Model SM1250(10.4/125)P SM1500(4.2/125)P SM1500(6.4/125)P SM1500(7.8/125)P SM1500(9/125)P SM1500(4.2/50)P SM1500(4.2/80)P SM1500(5.3/80)P SM1500(6.4/80)P SM1500(7.8/80)P
    Operating Wavelength (nm) 1260 - 1650 1520 - 1650 1520 - 1650 1520 - 1650 1520 - 1650 1520 - 1650 1520 - 1650 1520 - 1650 1520 - 1650 1520 - 1650
    Cut-Off Wavelength (nm) 1190 - 1330 1350 - 1520 1350 - 1520 1350 - 1520 1300 - 1500 1350 - 1520 1350 - 1520 1350 - 1520 1350 - 1520 1350 - 1520
    Numerical Aperture 0.11 - 0.14 0.29 - 0.31 0.19 - 0.21 0.15 - 0.17 0.13 - 0.15 0.29 - 0.31 0.29 - 0.31 0.23 - 0.25 0.19 - 0.21 0.15 - 0.17
    Mode Field Diameter (μm) 9.6 - 11.2 @1550nm 4.0 - 4.5 @1550nm 6.0 - 6.8 @1550nm 7.4 - 8.6 @1550nm 8.5 - 9.9 @1550nm 4.0 - 4.5 @1550nm 4.0 - 4.5 @1550nm 5.0 - 5.6 @1550nm 6.0 - 6.8 @1550nm 7.4 - 8.6 @1550nm
    Attenuation (dB/km) ≤0.7 @1310nm
    ≤0.6 @1550nm
    ≤2.5 @1550nm ≤0.75 @1550nm ≤0.7 @1550nm ≤0.6 @1550nm ≤3.0 ≤2.5 ≤1.5 ≤0.75 ≤0.7
    Proof Test (%) 1 or 2 (100 or 200 kpsi) 1 or 2 (100 or 200 kpsi) 1 or 2 (100 or 200 kpsi) 1 or 2 (100 or 200 kpsi) 1 or 2 (100 or 200 kpsi) 1 or 2 (100 or 200 kpsi) 1 or 2 (100 or 200 kpsi) 1 or 2 (100 or 200 kpsi) 1 or 2 (100 or 200 kpsi) 1 or 2 (100 or 200 kpsi)
    Cladding Diameter (μm) 125 ± 2 125 ± 2 125 ± 2 125 ± 2 125 ± 2 50 ± 2 80 ± 2 80 ± 2 80 ± 2 80 ± 2
    Core Cladding Concentricity (μm) ≤0.75 ≤0.5 ≤0.75 ≤0.75 ≤0.40 ≤1.0 ≤0.5 ≤0.5 ≤0.5 ≤0.75
    Coating Diameter (μm) 155 ± 5 155 ± 5 155 ± 5 155 ± 5 155 ± 5 71 ± 5 102 ± 5 102 ± 5 102 ± 5 102 ± 5
    Coating Type Polyimide Polyimide Polyimide Polyimide Polyimide Polyimide Polyimide Polyimide Polyimide Polyimide
    Operating Temperature (°C) -55 to +300 -55 to +300 -55 to +300 -55 to +300 -55 to +300 -55 to +300 -55 to +300 -55 to +300 -55 to +300 -55 to +300
    Product Variants Explained

    SM1250(10.4/125)P

    Single-mode fiber designed for use at 1310nm and 1550nm with polyimide coating.

    SM1500(4.2/125)P

    Bend insensitive and highly photosensitive high temperature fiber for coiled sensors and FBG sensors in high temperatures

    SM1500(6.4/125)P

    Highly germanium doped fiber for sensor applications up to +300°C

    SM1500(7.8/125)P

    High temperature bridging fiber for use up to +300°C

    SM1500(9/125)P

    Polyimide coated transmission and distributed sensing fiber

    SM1500(4.2/50)P

    Bend insensitive polyimide coated fiber for high reliability miniature coils

    SM1500(4.2/80)P

    High temperature bend insensitive and photosensitive fiber for embedded and coiled sensors

    SM1500(5.3/80)P

    Bend insensitive coiled sensor fiber for micro-acoustic “fracking sensors”

    SM1500(6.4/80)P

    Reduced cladding diameter coiled sensor fiber for micro-acoustic “fracking sensors”

    SM1500(7.8/80)P

    “Bridging fiber” for reduced splice losses between sensor fibers and telecoms fibers

    Operating Wavelength (nm) 1260 - 1650
    Cut-Off Wavelength (nm) 1190 - 1330
    Numerical Aperture 0.11 - 0.14
    Mode Field Diameter (μm) 9.6 - 11.2 @1550nm
    Attenuation (dB/km) ≤0.7 @1310nm
    ≤0.6 @1550nm
    Proof Test (%) 1 or 2 (100 or 200 kpsi)
    Cladding Diameter (μm) 125 ± 2
    Core Cladding Concentricity (μm) ≤0.75
    Coating Diameter (μm) 155 ± 5
    Coating Type Polyimide
    Operating Temperature (°C) -55 to +300
    Technical Bulletins