Harshaw Filtrol NaI(Tl) Scintillation Detector M32SF39M Gamma Radiation Probe
The unit features Cylindrical aluminum-housed NaI(Tl) crystal coupled to a photomultiplier tube, with the standard Harshaw black textured outer casing. Harshaw/Filtrol NaI(Tl) Scintillation Detector, Model M32SF39M/1.5A-X.