Solarization Resistant Fibers

Solarization Resistant Fibers

SILICA/SILICA step index high NA fiber (400-2400nm)

OBS Fiber – Solarization resistant fibers
OBS Fiber – Solarization resistant fibers

We are glad to offer a new product for UVC spectral range. Improved solarization resistance and extra stability of our Silica High OH fibers by hermetic carbon layer open wide variety of applications.

These fibers are great for applications including spectroscopy, semiconductor technology, laser delivery systems and many more.

Technical Data

Type of fiber

Solarization Resistant High OH (190-1200nm) Fibers

Core diameter (µm)

Available from 100µm to 600µm

Core/Cladding Ratios

Standard : 1:1.1; Others : 1 :1.06 | 1 :1.2 | 1 :1.4  or customised

Numerical Aperture (NA)

0.12±0.02 | 0.22±0.02 | 0.28±0.02 or customised

Standard prooftest

Polyimide Jacket : 70 kpsi

Minimum Bending Radius

50×cladding diameter (short-term mechanical stress)
300×core diameter (during use with high laser power)

OBS Fiber – Solarization resistant fibers


Industrial / Scientific

  • Replacement for UV Liquid Light Guides
  • Spectroscopy
  • Sensors
  • Photolithography
  • Laser welding / soldering / marking
  • Laser delivery
  • Nuclear plasma diagnostics
  • Analytical instruments
  • Laser diode pigtailing
  • Pyrometry
  • Semiconductor capital equipment
  • Illumination and Monitoring


  • Medical diagnostics
  • Laser delivery
  • Photodynamic Therapy
  • Medical Treatments sush as UV Psoriasis