LAESI DP-1000 – Instrument Specs

General Operation:
  • Rapid sampling: ~1 second per pixel
  • Broad mass range: 50 Da to >100 kDa
  • Universal: metabolites, lipids, peptides, proteins, and other biomolecules
  • Versatile: rapid and direct analysis of biofluids, tissues, cells, biofilms, and other samples
  • 2940 nm mid-IR wavelength
  • 1 mJ maximum output power
  • 0.1 – 10 Hz repetition rate
  • 200 µm spot size
Optics and Imaging:
  • Small field CCD camera provides real-time imaging of ablation area for laser focus and sample targeting
  • Large field CCD camera for static imaging of sample before and after LAESI-MS analysis
  • Sample image used to select locations for LAESI-MS analysis
x,y,z Translation Stage:
  • 200 µm center-to-center spot analysis
  • 20 µm accuracy across stage
  • Peltier control across -10 to +60 °C range
  • Adapter kits available for integration with Thermo Scientific and Waters mass spectrometers
  • 120 V single phase, 15 amps
  • 18″ deep x 24″ wide x 48″ tall

An annotated image showing the critical parameters of the LAESI interface. The Emitter to Sample distance is shown in Yellow, the Emitter to MS Inlet distance is shown in Red, the Laster Spot to Emitter distance in Orange, and the Focusing Lens to Sample distance is shown in Purple.