Atmospheric Radiation Measurement Climate Research Facility US Department of Energy

pcasp-air > Passive cavity aerosol spectrometer aboard aircraftInstrument Type(s) > Baseline • Guest

The passive cavity aerosol spectrometer (PCASP) is an airborne, optical spectrometer that uses the intensity of scattered laser light to measure an aerosol size distribution from 0.1 – 3.0 ┬Ám.


  • Fixed
  • AMF1
  • AMF2
  • AMF3