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ArmD® Borosilicate

Borosilicate fibers offer great advantages for a range of applications at a lower cost. These fibers allow for tight packing within fiber bundles due to their high core-to-clad ratios, providing excellent light transmission.


  • Affordable and Rapid Prototyping
  • High Heat Resistance
  • Large Numerical Aperture (N.A.)
  • Tightly Packed Bundles
  • Biocompatible material
  • Sterilizable through ETO and other methods

Wavelength / spectral range
400-700 nm
Numerical aperture (NA)
0,22 ± 0,02 to 0,87 ± 0,02 or customized
Max operating temperature
Core diameter
up to 85°C
Core diameter
Available from 25 to 100 μm
Minimum bending radius
50 × cladding diameter (long term)


First choice for applications including Imaging, Endoscopy, Spectroscopy, and more

Other products
ArmD® Plus UV WF

As the innovative leader of the fiber optic industry Armadillo is proud to introduce its new line of high NA silica/silica optical fiber – Armd® Plus. Featuring double cladding layers, Plus fibers offer exceptional performance from the deep UV to the MIR. Armd® Plus fibers are an exceptional option for a broad range of applications, from laser delivery to sensing.


ArmD® HUV and ArmD® HWF hard polymer-clad fibers offer high numerical apertures to suit a broad range of applications, from remote illumination to photodynamic therapy. This high-quality fiber is a cost-effective alternative to silica/silica fibers. Explore our range of jacket types and sizes, including customizable options crafted to precisely meet your specifications.


Armadillo’s plastic-clad silica fibers ensure high transmission values across UV to NIR wavelengths, catering to applications ranging from remote illumination to high-power laser delivery and spectroscopy. Our ArmD® PUV and PWF fibers, excelling in UV and MIR transmission, provide full bio-compatibility and cost-effective alternatives to traditional silica fibers.

ArmD® NIR-Ge

NIR-Ge fibers stand out through maximum numerical aperture (NA) of 0.37. These silica-core fibers excel in performance and offer an expansive spectral range. Armadillo SIA’s NIR-Ge fibers are available in a wide range of core diameter options that can be tailored to your specifications.


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