High-temperature resistant infrared quartz optical fiber

High-temperature resistant infrared quartz optical fiber

Model:IR-PI Series

Product Overview

High-temperature-resistant infrared quartz fiber with a polyimide coating combines the excellent transmission performance of infrared quartz fiber in the visible to near-infrared (VIS-NIR) range with the thermal stability of the high-temperature coating. It is suitable for laser transmission and infrared spectroscopy in high-temperature environments.

Application Areas

  • Laser Transmission
  • Aerospace & Defense
  • Medical Diagnosis
  • Energy Exploration
  • Spectral Detection
  • Power System
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Product Specifications

Parameter Name
IR100/110-
22/140-PI
IR105/125-
22/155-PI
IR200/220-
22/250-PI
IR300/330-
22/370-PI
IR400/440-
22/480-PI
IR600/660-
22/700-PI
Core Diameter (μm)100±2105.0±2200.0±2300.0±3400.0±3600.0±5
Cladding Diameter (μm)110±3125.0±3220.0±4330.0±5440.0±5660.0±8
Coating Diameter (μm)140±5155.0±5.0250.0±5370±10480±10.0700±10.0
Numerical Aperture (NA)0.22±0.02
Operating Wavelength (nm)400-2400
Operating Temperature (°C)Long-term: 195 to +300, Short-term: 350
Hydroxyl ContentLow Hydroxyl
Refractive Index Structurestep
core materialPure Quartz
cladding materialF-doped quartz
Tight buffer materialPolyimide

Product Drawings

Fiber Attenuation Curve

Attenuation curve of high-temperature-resistant infrared quartz optical fiber

Fiber Optic Structure Diagram

High-Temperature Infrared Quartz Fiber Structure Diagram

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Su ICP Prep 2026025152 No. 1