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It can be used in the 1.5 to 6 μm range, has a low attenuation rate, and excellent flexibility.
CIR fiber is a chalcogenide infrared glass fiber for mid-infrared applications. The core and cladding are protected by a double polymer coating and further protected by a PEEK tube.
◆Polycrystalline infrared fiber for the mid-infrared wavelength range of 3~17μm ◆Low loss of 0.2dB/m at 9~13μm ◆High temperature resistance (up to 410°) ◆Free of harmful substances
●CO2 laser transmission possible up to 40W 【Specifications】 Core/Clad Structure: AgCl:AgBr Spectral Range: 3 – 17 μm Core Refractive Index: 2.15 Fresnel Reflection Losses for two surfaces: 25% Attenuation at 10.6 µm: 0.2 – 0.4 dB/m Numerical Aperture NA: 0.3 +/- 0.03 Melting Point: 410 °C Operating Temperature: –273 to +140°C Core/Clad Diameter (standard): see Parameters of standard Polycrystalline fibers Laser Damage Threshold for CW CO2 laser: >12 kW/cm² Tensile Strength: > 70 MPa Minimum Bending Radius (fixed): 5 x [Fiber Diameter] Minimum Elastic Bending Radius: 150 x [Fiber Diameter]
