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Large Core Fibers

  • Wide range of coatings available
  • High and low OH variants available, optimized for UV or visible/NIR applications
  • Broad selection of core diameters for high power applications
  • Highly customizable designs, alternative designs available by request
  • ETFE and Nylon buffers available on request

Typical Applications:

  • Fiber laser beam delivery fiber
  • Biomedical devices including optical power delivery within catheters
  • Endoscopes
  • Spectroscopy
  • Pump diode pigtails

    Comparison
    MMSC(105/125)0.22MMSC(105/125)PMMSC(200/220)0.22MMSC(300/330)0.22MMSC(400/440)0.22MMSC(600/660)0.22
    Operating Wavelength (nm)500-1600500-1600500-1600500-1600500-1600500-1600
    OH LevelLow (High OH for UV wavelengths also available)Low (High OH for UV wavelengths also available)Low (High OH for UV wavelengths also available)Low (High OH for UV wavelengths also available)Low (High OH for UV wavelengths also available)Low (High OH for UV wavelengths also available)
    Numerical Aperture0.20-0.240.20-0.240.20-0.240.20-0.240.20-0.240.20-0.24
    Core Diameter (μm)105 ± 2105 ± 2200 ± 4300 ± 7400 ± 9600 ± 10
    Core CompositionSilicaSilicaSilicaSilicaSilicaSilica
    Proof Test (%)1 (100 kpsi)1 (100 kpsi)1 (100 kpsi)0.7 (70 kpsi)0.7 (70 kpsi)0.7 (70 kpsi)
    Cladding CompositionFluorosilicateFluorosilicateFluorosilicateFluorosilicateFluorosilicateFluorosilicate
    Cladding Diameter (μm125 ± 1125 ± 1220 ± 4330 ± 6440 ± 8660 ± 10
    Coating Diameter (μm)245 ± 7155 ± 5Acrylate: 330 Polyimide: 240Acrylate: 450 Polyimide: 370Acrylate: 560 Polyimide: 480Acrylate: 840 Polyimide: 700
    Coating TypeAcrylatePolyimideAcrylate PolyimideAcrylate PolyimideAcrylate PolyimideAcrylate Polyimide
    Operating Temperature (ºC)-50 to +85-50 to +300Acrylate: -55 to +150 Polyimide: -55 to +300Acrylate: -55 to +150 Polyimide: -55 to +300Acrylate: -55 to +150 Polyimide: -55 to +300Acrylate: -55 to +150 Polyimide: -55 to +300
    Product Variants Explained

    MMSC(105/125)0.22

    Multimode fiber with 105µm core diameter and 125µm cladding diameter

    MMSC(105/125)PMultimode pure silica core pump fiber with 105μm core

    with high temperature capability

    MMSC(200/220)0.22

    Multimode pure silica core with 220μm core

    MMSC(300/330)0.22

    Multimode pure silica core with 330μm core

    MMSC(400/440)0.22

    Multimode pure silica core with 440μm core

    MMSC(600/660)0.22

    Multimode pure silica core with 660μm core

    Operating Wavelength (nm) 500 - 1600
    OH Level Low (High OH for UV wavelengths also available)
    Numerical Aperture 0.20 - 0.24
    Core Diameter (μm) 105 ± 2
    Core Composition Silica
    Proof Test (%) 1 (100 kpsi)
    Cladding Diameter (μm) 125 ± 1
    Cladding Composition Fluorosilicate
    Coating Diameter (μm) 155 ± 5
    Coating Type Polyimide
    Operating Temperature (°C) -50 to +300
    Technical Bulletins