Copper-Alloy Coated Silica Fibers

Specifications

Mode Field Diameter (MFD): 4 um
Wavelength Range: 200 – 2400 nm
Fiber Core Material: Silica
Optical Transmission Range: 220 to 2400 nm
Min Operating Temperature: -270°C
Max Operating Temperature: 600°C
Humidity Range: Up to 100%
Fiber Core Diameters: Single mode: 4 – 9 μm; Multimode: 50; 62.5; 100; 200; 400; 600; 800; 1000 μm
Cu-alloy Coating Thickness: 15 – 50 μm
Standard Numerical Aperture (NA): 0.22 ± 0.02
Available Numerical Aperture (NA): 0.12 ± 0.02 | 0.26 ± 0.02
Minimal Bending Radius (Long Term): 200 x fiber outer diameter
Minimal Bending Radius (Short Term): 100 x fiber outer diameter
Tensile Strength (Short Gauge): 3.5 – 6 GPa
Two Point Bending Strength: >10 GPa
Static Fatigue Parameter: >100
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Features

  • Extreme Temperature Resistance: Operates reliably from cryogenic levels at -270°C up to 600°C, ideal for demanding environments.
  • Wide Optical Transmission Range: Supports wavelengths from 220 to 2400 nm, suitable for a variety of optical and spectroscopic applications.
  • Enhanced Mechanical Strength: Copper-alloy coating significantly improves durability and resistance to mechanical stress compared to polymer-coated fibers.
  • High Humidity Tolerance: Maintains optical and mechanical integrity even at 100% humidity levels.
  • Versatile Core/Cladding Options: Available in Step Index Pure Fused Silica Core with Fluorine Doped Silica Cladding and Graded Index Germanium Doped Fused Silica Core.
  • Variety of Fiber Core Diameters: Single mode options from 4 – 9 μm and multimode options including 50, 62.5, 100, 200, 400, 600, 800, and 1000 μm.
  • Customizable Numerical Aperture (NA): Standard NA of 0.22 ± 0.02, with available options of 0.12 ± 0.02 and 0.26 ± 0.02.
  • Robust Coating Thickness: Copper-alloy coating thickness ranges from 15 – 50 μm, depending on fiber diameter.
  • Superior Bending and Tensile Strength: Minimal bending radius of 200x fiber outer diameter (long term) and 100x (short term), with tensile strength ranging from 3.5 – 6 GPa and two-point bending strength over 10 GPa.
  • High Static Fatigue Parameter: Exceeds 100, ensuring long-term reliability and performance.

Applications

  • High Temperature Applications: Suitable for environments with temperatures ranging from cryogenic levels (-270°C) to 600°C.
  • High Vacuum Environments: Ideal for use in high vacuum conditions where traditional fibers may fail.
  • Harsh Operational Environments: Engineered for demanding industrial, scientific, and aerospace applications.
  • Optical and Spectroscopic Applications: Wide optical transmission range from 220 to 2400 nm, supporting both UV and NIR applications.
  • Humidity Tolerance: Maintains performance in environments with up to 100% humidity.
  • Mechanical Strength and Durability: Copper-alloy coating enhances mechanical strength, durability, and resistance to fatigue and stress.
  • Flexible Fiber Core Options: Available in single mode (4 – 9 μm) and multimode (50, 62.5, 100, 200, 400, 600, 800, 1000 μm) core diameters.
  • Customizable Numerical Aperture: Standard NA of 0.22 ± 0.02, with options for 0.12 ± 0.02 and 0.26 ± 0.02.
  • Robust Bending Capabilities: Minimal bending radius of 200x fiber outer diameter for long-term use and 100x for short-term use.
  • High Tensile and Bending Strength: Tensile strength of 3.5 – 6 GPa and two-point bending strength greater than 10 GPa.
  • Static Fatigue Resistance: Static fatigue parameter greater than 100, ensuring long-term reliability.