FEMTO Engineering is an R&D center of the foundation FC Innov

From science to society

Cutting of glasses and transparent materials

Beam shaping allows a precise spatial optimization of the laser energy deposited on the material to be machined. All the energy contained in the laser pulse is used, which allows better management of time and quality of laser processing.
We have developed several types of beams: Bessel beam (from 100μm to 10mm), elliptical Bessel beam and other beam shaping.

Performances

  • Cutting speed up to 1m/s
  • Machining tolerance at 0.001 mm
  • Vertical cutting flanks (90° +/- 1°)
  • Setting the ablation depth for multilayers
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High quality laser cutting

  • Cutting of glass (50 μm – 2 mm thickness), possibility up to 10mm in a single laser pass
  • Cutting without thermal effects
  • Absence of chipping
  • No alteration of the mechanical properties after machining
  • Roughness < 200 nm
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Materials

  • Glasses, crystals, polymers, ceramics or any other transparent materials at the laser wavelength

Applications

  • Cutting dials, screens from 30μm to 10mm
  • Inscription et usinage laser de précision
  • Glass cutting for the building industry
  • Deep marking (up to 10mm) in a single run

Applications for the medical sector

  • Realization of nano and micrometric wells
  • Machining of microfluidic channels with high aspect ratio
  • Production of filtration membranes
  • Polymer membranes for cell culture
  • Bio-activation of surfaces
  • Stents cutting
Contact the department Biomedical