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125µm diameter SM specialty fibers - Operating at 1520nm - 1650nm

450nm to 1750nm Single-Mode Transmission

  • 125/245μm fiber for SM transmission from 450nm - 1750nm
  • 80/170μm fibers for high reliability, small form-factor telecom components
  • Ultra-low & low profile, bend-insensitive fiber for de-polarized FOGs, acoustic sensors & small form-factor sensor components
  • High NAs for enhanced bend-insensitivity
  • High Ge content offering intrinsic photosensitivity for FBG inscription without hydrogenation

Typical Applications:

  • Hydrophones/Geophones
  • Telemetry
  • Down-link fibers
  • FBGs
  • DTS/DAS/DSS
  • Laser diode pigtails
  • Biomedical probes
  • Couplers

    Comparison
    SM1500(4.2/125)SM1500(6.4/125)SM1500(7.8/125)SM1500(9/125)
    Operating Wavelength (nm)1520-16501520-16501520-16501520-1650
    Cut-Off Wavelength (nm)1350-15201350-15201350-15201300-1500
    Numerical Aperture0.29-0.310.19-0.210.15-0.170.13-0.15
    Mode Field Diameter (μm)4.0-4.5 @1550nm6.0-6.8 @1550nm7.4-8.6 @1550m8.5-9.9 @1550nm
    Attenuation (dB/km) @1550nm≤1.5≤0.5≤0.4≤0.35
    Proof Test (%)1,2 or 3 (100, 200 or 300 kpsi)1,2 or 3 (100, 200 or 300 kpsi)1,2 or 3 (100, 200 or 300 kpsi)1,2 or 3 (100, 200 or 300 kpsi)
    Cladding Diameter (μm)125 ± 1125 ± 1125 ± 1125 ± 1
    Core Cladding Concentricity (μm)≤0.50≤0.75≤0.75≤0.4
    Coating Diameter (μm)245 ± 7245 ± 7245 ± 7245 ± 7
    Coating TypeDual AcrylateDual AcrylateDual AcrylateDual Acrylate
    Operating Temperature (ºC)-55 to +85-55 to +85-55 to +85-55 to +85
    Product Variants Explained

     

    SM1500(4.2/125)

    Highly bend insensitive and photosensitive fiber for FBG sensor arrays

    SM1500(6.4/125)

    Bend insensitive fiber for distributed sensors

    SM1500(7.8/125)

    “Bridging fiber” for reducing splice loss between sensor fibers and telecoms fibers

    SM1500(9/125)

    Low attenuation telecoms style fiber

     

    Operating Wavelength (nm) 1520 - 1650
    Cut-Off Wavelength (nm) 1350 - 1520
    Numerical Aperture 0.19 - 0.21
    Mode Field Diameter (μm) 6.0 - 6.8 @1550nm
    Attenuation (dB/km) ≤0.5 @1550nm
    Proof Test (%) 1, 2 or 3 (100, 200 or 300 kpsi)
    Cladding Diameter (μm) 125 ± 1
    Core Cladding Concentricity (μm) ≤0.75
    Coating Diameter (μm) 245 ± 7
    Coating Type Dual Acrylate
    Operating Temperature (°C) -55 to +85