Lens current scan from 0 to 400 A with 25 A step.
E166 Spectrometer current 180 A
Positron spatial (X & Y) distribution at:
AB: at the entrance of spectrometer, CD: at the exit of spectrometer , EF: at the reconversion target
Positron spatial distribution at:
AB: at the entrance of spectrometer, CD: at the exit of spectrometer , EF: at the reconversion target