FlexiSpec®

Spectroscopy Fiber Probes & Probe Couplers

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News
Latest News
10 March 2026
Celebrating International Women's Day: Brilliant Minds in Photonics

Today, we celebrate International Women's Day by recognizing the brilliance, innovation, and courage of women who continually push the boundaries of science. The field of photonics is built upon deeply impressive contributions from female scientists. From Maria Goeppert Mayer laying the foundational work for multiphoton absorption to Donna Strickland's Nobel Prize-winning breakthroughs in laser technology, […]

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3 March 2026
Application Note: Air vs. Water: Finding the Optimal Reference for NIR Spectroscopy

The optimal choice of a spectral reference is important for building accurate calibration models. In our latest publication of Application Notes, art photonics explores the practical differences between using air and water as references in the quantitative analysis of liquid solutions. NIR-spectroscopy is widely used for quantitative analysis of solid and liquid samples. When measuring […]

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Latest Events
16 March 2026
Analytica 2026 | 24-27 March 2026 | Munich, Germany

We are happy to announce that art photonics GmbH is heading to Analytica 2026! Join our team in Munich this March to discover the latest advancements in Process Analytical Technology (PAT) and see firsthand how we are transforming industrial process monitoring. Transitioning from Offline Samples to Real-Time Insights Are you still pulling samples from your […]

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20 February 2026
EPIC Online Technology Meeting on Specialty Optical Fibers for Lasers | 23 February 2026 | Online

We are excited to announce that art photonics GmbH is taking the virtual stage on February 23, 2026, at the EPIC (European Photonics Industry Consortium) Online Technology Meeting on Specialty Optical Fibers for Lasers. Specialty optical fibers are the backbone of modern, high-performance laser systems. Whether driving industrial manufacturing, advanced sensing, or medical technology, the […]

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About Our Company
art photonics GmbH, founded in Berlin in September 1998, is one of the worldwide leaders in development and production of specialty fiber products for a broad spectrum from 300 nm to 16 µm. Unique technologies of Polycrystalline Mid InfraRed (PIR-) fibers and Metal coated Silica fibers are used for assembly of various spectroscopy probes for medical diagnostics and industrial process control, in volume production of fiber for medical and industrial lasers, for different fiber bundles, etc. Since January 2024 art photonics GmbH is a member of NYNOMIC GROUP.
Member Of:
UV 200-400 nm
Visible
Near IR 750-2500 nm
Mid IR 2.5 - 18 µm

Hollow Glass IR-Fiber (Hollow Glass Waveguides) Cables

Main features:

  • High trasmission in the range 3-17µm
  • No Frensel reflection losses
  • Customized for any part of Mid IR spectrum
  • Low numerical aperture
  • Non-hydroscopic and non-toxic

Available from stock:

Excel LogoArtphotonics_Sale Mid IR cables and bundles

Description

art photonics offers FlexiRay® Fiber Cables for a broad Mid-Infrared spectral range 3 – 17μm. Based on Hollow Glass IR-fibers produced in-house, FlexiRay® fiber cables are ideal for a wide range of applications including Mid-IR light delivery, spectroscopy, CO and CO2  laser delivery. HGW cables are available with a variety of standard fiber diameters and equipped  with SMA-905 connectors. Our advanced manufacturing technologies ensure precise fiber positioning inside the connector ferrule and perfect end-face surface quality.

Before shipping, each fiber cable undergoes a rigorous Quality Control procedure.

For more information please visit our “Downloads” section and find relative articles at our “Publications” page.

Specs

Specifications for Hollow WaveGuides Cables

Specification
Glass capillary
SiO2
Fresnel Reflection Losses 0%
Attenuation at designed minimum see table below
Core Diameter (standard) see table below
Effective Numerical Aperture NA 0.05+/-0.01
Bending losses, ø=400mm, full loop 360o 1 dB
Protective Jacket Acrylate + Fluoro polymer
Connectors SMA-905
Operating Temperature –50°C to +90°C
Minimum Elastic Bending Radius 150 x [Inner Diameter]
Max cable length 3m
Parameters of standard HGW Hollow Glass IR-fibers
Code Inner diameter µm Outer diameter, µm Protective Jacket, µm Optical losses at 10.6µm wavelength, dB/m Min. bending Radius, mm
HGW 500 500 ± 25 650 ± 20 1000 ± 30 0.7 75
HGW 750 750 ± 30 950 ± 25 1300 ± 50 0.5 100
HGW 1000 1000 ± 30 1300 ± 25 1600 ± 50 0.3 150

Downloads

PDF file art photonics - HWG Cable - Datasheet

 

Applications

  • Power delivery for CO- and CO2-Lasers
  • Flexible cables for Quantum Cascade Lasers and Spectral Systems
  • Spectral analysis of gas mixtures

Inquiry

Do you have any questions about this or any other product? Send us an inquiry, and our personnel will answer your question as soon as possible.

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