To achieve high detection
A`}rqhU.{- efficiency and excellent spatial resolution for incident gamma flux,
AlIpsJ[UU a specially fabricated thick
microcolumnar CsI(Tl) scintillator
*^wm1|5 was optically coupled to the CCD. A prototype SPECT imaging
4sT88lG4n system was assembled by incorporating pinhole/parallel hole
CtS