Description

Mir Photonics’ Copper-alloy Coated Silica Fibers represent a breakthrough in fiber technology, designed to excel in extreme conditions where traditional fiber solutions fall short. These fibers are engineered to withstand very high temperatures, high vacuum environments, and other demanding operational settings. By combining exceptional optical stability with robust thermal and mechanical performance, they are ideal for use in industrial, scientific, and aerospace applications.

These advanced fibers retain all the benefits of traditional silica-silica fibers, while the copper-alloy coating significantly enhances their mechanical strength and durability. This metallic coating provides increased resistance to fatigue and mechanical stress, offering a substantial improvement over polymer-coated fibers. As a result, these fibers are more reliable and durable, making them a preferred choice for challenging environments.

The optical transmission capabilities of these fibers are impressive, spanning a wide range from 220 to 2400 nm. This range is dependent on the choice of UV or NIR silica fiber cores, allowing for versatility across a broad spectrum of optical and spectroscopic applications. Furthermore, these fibers maintain consistent performance across an extreme temperature range, from cryogenic levels as low as –270°C to continuous operation at temperatures up to 600°C. They also tolerate humidity levels of up to 100% without compromising their optical or mechanical integrity, ensuring reliable performance in a variety of conditions.

Copper-Alloy Coated Silica Fibers for Extreme Conditions

Specifications

Core Diameter: 50 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

Got questions about specs? Use the inquiry form to ask.

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Features

  • Extreme Temperature Range: Operates reliably from cryogenic temperatures as low as -270°C to continuous operation at 600°C.
  • High Humidity Tolerance: Maintains optical and mechanical integrity even at 100% humidity levels.
  • Superior Mechanical Strength: Copper-alloy coating enhances mechanical strength and durability compared to polymer-coated fibers.
  • Wide Optical Transmission Range: Supports a broad spectrum from 220 to 2400 nm, suitable for various optical and spectroscopic applications.
  • Robust Design: Engineered for extreme conditions, including high vacuum and harsh environments, ideal for industrial, scientific, and aerospace applications.
  • Core/Cladding Material: Available in Step Index Pure Fused Silica Core with Fluorine Doped Silica Cladding and Graded Index Germanium Doped Fused Silica Core.
  • Static Fatigue Parameter: Greater than 100, ensuring long-term reliability.

Applications

  • High Temperature and Vacuum Applications: Ideal for environments where conventional polymer-coated fibers fail, such as high-temperature and high-vacuum conditions.
  • Industrial and Scientific Use: Suitable for harsh industrial and scientific environments, providing stable optical performance.
  • Aerospace Applications: Designed to withstand extreme conditions encountered in aerospace settings.
  • Radiation and Sterilization Resistance: Excellent for applications exposed to radiation or aggressive sterilization processes.
  • Optical Clarity and Low Attenuation: Retains benefits of standard silica-silica fibers, including excellent optical clarity and low attenuation.
  • Broad Optical Transmission Range: Supports a wide variety of applications with a transmission range from 220 to 2400 nm.
  • Spectroscopy and Sensing: Versatile for use in spectroscopy and sensing applications.
  • Medical and Industrial Laser Systems: Suitable for medical and industrial laser systems.
  • Extreme Temperature Performance: Maintains consistent performance from cryogenic conditions as low as –270°C to continuous operation at 450°C.

Frequently Asked Questions

What are Copper-alloy Coated Silica Fibers?
Copper-alloy Coated Silica Fibers are advanced fiber technology designed for extreme conditions, offering excellent optical stability and robust thermal and mechanical performance, suitable for industrial, scientific, and aerospace applications.
What temperature range can these fibers operate in?
These fibers can operate in a temperature range from -270°C to 600°C, maintaining reliable performance even under extreme conditions.
What is the optical transmission range of these fibers?
The optical transmission range of these fibers spans from 220 to 2400 nm, depending on the choice of UV or NIR silica fiber cores.
How do Copper-alloy Coated Silica Fibers compare to polymer-coated fibers?
Copper-alloy Coated Silica Fibers offer substantial improvements in mechanical strength, durability, and resistance to fatigue and mechanical stress compared to polymer-coated fibers.
What are the available fiber core diameters?
The available fiber core diameters range from 4 to 9 μm for single mode and 50, 62.5, 100, 200, 400, 600, 800, and 1000 μm for multimode fibers.
What is the standard numerical aperture (NA) of these fibers?
The standard numerical aperture (NA) of these fibers is 0.22 ± 0.02, with available options of 0.12 ± 0.02 and 0.26 ± 0.02.
What is the minimal bending radius for these fibers?
The minimal bending radius for long-term use is 200 times the fiber's outer diameter, and for short-term use, it is 100 times the fiber's outer diameter.

Got more questions? Use the inquiry form to ask the supplier directly.

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