Optical trapping laser @ LLU

Laser type: Narrow linewidth CW NIR 1064 laser
Parameter summary: Wavelength 1064 nm, Beam pointing <10 μrad/°C, typical 5 μrad/°C Divergence, full angle <1.5 mrad

Tweezers Fig 1jpg

Laser used for optical trapping of micrometer large particles in liquids, including living bacteria

Key experimental stations

Optical tweezers facility

Tweezers Fig 3jpg

  • Type of experiment: Optical micromanipulation and Force spectroscopy
  • Description: The facility can be used to manipulate micrometer sized objects in liquids, including living bacteria. Forces between objects or within systems in the pN range can be assessed.
  • Beam parameters: CW laser at 1064 nm, Beam pointing <10 μrad/°C, typical 5 μrad/°C Divergence, full angle <1.5 mrad
  • Auxiliary equipment: Instrumentation for handling biological samples
  • Contact person: Magnus Andersson