Vue d'ensemble

optical fiber for laser

For fiber lasers from 1.9 to 2.2 µm

iXblue proposes a wide range of Thulium/Holmium doped optical fibers for amplifiers and fiber lasers.


For high power CW and pulsed lasers ~2 µm

Triple clad design to be used in high power regime for amplifiers and fiber lasers configuration.

specialty optical fiber


Benefits & Features

  • CW and pulsed fiber lasers @ 2 µm
  • High pump and consistent absorption
  • Low M² and NA
  • Large mode area
  • High efficiency
  • High Tm0 concentration
  • High efficiency
  • Heat dissipation
  • Eye-safe lasers


  • 2 µm CW & pulsed lasers
  • 2 µm amplifiers
  • Military and commercial LIDAR
  • Laser weapon

Main Specifications



Polarisation Maintaining (PM):


Fiber type:

Double clad
Triple clad
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Double Clad Fibers
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Triple Clad Fibers
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195-W Continuous Wave Laser Emission at 2.09 µm from a Tm3+,Ho3+-Codoped Single-Oscillator Monolithic Fiber Laser

C. Louot, A. Hildenbrand-Dhollande, N. Dalloz, A. Motard (French-german research Institute of Saint-Louis); T. Robin, B. Cadier (iXblue); I. Manek-Hönninger (Université Bordeaux, CNRS CEA, CELIA)

OSA Laser Congress



We report on a high efficiency (45%) single-oscillator monolithic Tm3+, Ho3+-codoped fiber laser emitting 195 W at 2.09 µm in CW mode of operation, with a beam quality near the diffraction limit (M2 = 1.08).