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GR-HI50/125-20PI

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NuSENSOR Graded Index Fiber

Multimode, graded index, high bandwidth fibers that are immune to the deleterious effects of hydrogen ingression enable new methods of temperature sensing in harsh environments. NuSENSOR fibers are the first fibers to provide this attribute. This family of fibers may be employed in environments with both a high partial pressure of hydrogen and at elevated temperatures (up to 300 C) without including a measurable increase in background attenuation.

Applications
  • Distributed Raman Temperature Sensor
  • Harsh Environment Jumpons

 

Features & Benefits
  • Resistant to H2 ingression - Low cost, long life deployment
  • Exceptional uniformity - Least spurious noise signal generation
  • Choice of coatings: High temperature acrylate, silicone or polyimide - Deployable in widest variety of applications

 

Optical Specifications

Operating Wavelength (nominal)850–1300 nm
Bandwidth≥ 200 MHz-km @ 850 nm
≥ 200 MHz-km @ 1300 nm
Attenuation≤ 2.7 dB/km @ 850 nm
≤ 1.0 dB/km @ 1060 nm
≤ 0.5 dB/km @ 1300 nm
Core Numerical Aperture0.200 ± 0.015

Geometrical & Mechanical Specifications

Core Diameter50.0 ± 3.0 µm
Clad Diameter125.0 ± 2.0 µm
Coating Diameter145 ± 5 µm
Core-Clad Concentricity≤ 3.0 µm
Coating MaterialPolyimide
Core TypeGraded Index, Radiation Resistant
Operating Temperature-65 to +300 °C
Short-Term Bend Radius≥ 12 mm
Long-Term Bend Radius≥ 25 mm
Proof Test Level≥ 100 kpsi (0.7 GN/m²)

RoHS Compliant