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Dual Band Carbon Coated SM Fiber

  • Hermetic coating
  • High operating temperature, up to 150°C and 300°C
  • Low attenuation
  • Excellent core cladding concentricity
  • Hydrogen resistant
  • Improved fatigue resistance

Typical Applications:

  • Distributed temperature sensors (DTS)
  • Distributed acoustic sensors (DAS)
  • Distributed strain sensors (DSS)

    Product Variants Explained

    SM1250(10.4/125)

    Single-mode fiber designed for use at 1550nm

    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
    Attenuation (dB/km) Carbon High Temperature:
    <0.6 @1310nm
    <0.4 @1550nm
    Carbon Polyimide:
    <0.7 @1310nm
    <0.6 @1550nm
    Proof Test (%) 1 or 2 (100 or 200 kpsi)
    Cladding Diameter (μm) 125 ± 2
    Core Cladding Concentricity (μm) ≤1.0
    Coating Diameter (μm) Carbon High Temperature: 245 ± 15
    Carbon Polyimide: 155 ± 5
    Coating Type Carbon High Temperature
    Carbon Polyimide
    Operating Temperature (°C) Carbon High Temperature: -55 to +150
    Carbon Polyimide: -55 to +300