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Graded Index Multimode Fiber

  • High bandwidth
  • Carbon coating options for reduced hydrogen sensitivity
  • High temperature coatings for 150°C and 300°C
  • 50μm and 62.5μm variants
  • Bend Insensitive variants

Typical Applications:

  • DTS
  • Telemetry
  • Downhole monitoring
    Operating Wavelength (nm) 800 - 1750
    Numerical Aperture 0.18 - 0.22
    Attenuation (dB/km) @850nm
    @1300nm
    High Temperature (HT) ≤3.2
    ≤1.0
    Carbon High Temperature (CHT) ≤3.2
    ≤1.0
    Polyimide (P) ≤4.0
    ≤2.0
    Carbon Polyimide (CP) ≤4.0
    ≤2.0
    Proof Test (%) 1 or 2 (100 or 200 kpsi)
    Bandwidth (MHz.km) 400/400 @850/1300
    Cladding Diameter (μm) HT & P: 125 ± 1
    CP & CHT: 125 ± 2
    Core Cladding Concentricity (μm) ≤2.0
    Coating Diameter (μm) HT & CHT: 245 ± 15
    P & CP: 155 ± 5
    Core Diameter (μm) (nominal) 50
    Coating Type HT, P, CHT & CP
    Operating Temperature (°C) HT & CHT: -50 to +150
    P & CP: -50 to +300