Transmission Infrared Fiber Optic Probe for Gases

Main features:

  • On-line transmission spectroscopy in liquids at long distance
  • High throughput in any part of UV –VIS and VIS – NIR spectra
  • Flexible and robust for industrial applications in harsh environment
  • Compatible with all spectrometers
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FlexiSpec® product line includes the latest generation of Transflexion (dual pass) fiber optic probes to be used with anyspectrometer or photometer.

Transflexion Dual Pass fiber optic probes are compatible with process-interfaces to be cleanable and to enable reaction monitoring in lab, pilot plant and run full automated process control.

Specification of Fiber Optic Transflexion Probes FlexiSpec®
Fiber typeSilica UV-VISSilica Vis-NIR
Operating spectral  range0,2 – 1,3 μm0,4 – 2,2 μm
Gap (optical pass)2; 5; 10mm (4; 10; 20mm)
Temperature range≤ 200°C
Minimum Bending Radius120 mm (for 600 μm core fiber)



Common Parameters of Fiber Optic Transflexion Probes FlexiSpec®
Total Length1,5 m (opt: 1 – 30m)
Shaft Length230mm (opt: 50 – 500mm)
Shaft Diameter12mm
Shaft MaterialStainless Steel, Hastelloy C22
Protective Tube MaterialLiquid Tight Stainless Steel -Conduit, KOPEX-Tube
Input / Output ConnectorsLong SMA; FC/PC; ST
  • Reaction monitoring in real time
  • Process Analytical Technologies (PAT)
  • Crystallization Development & Screening
  • Analytical Characterization
  • Biopharmaceutical Analysis
  • Biofuel Development & Production