Alpha Scintillator ScreenA circular Scintillator ZnS screen covered with loose aluminized mylar foil of 125mm dia will be used, with a conical light guide for 2" PMT. 2" PMT of Hamamatsu or ETL or Equivalent.
Alpha Contamination Probe type ACP-1 of Nucleonix make serves as a large area (Approx. 100 sq.cm) alpha contamination probe. It is designed to work with Nucleonix make Contamination Monitor (Bench Model) CM712 or its equivalent.