EXCELLENT Saint Gobain / Bicron NaI(Tl) gamma scintillator probe. SPECTROSCOPY GRADE: AWESOME 8% RESOLUTION!Dimensions: 3" diameter by 3" long, center well. The item "Bicron 3 High Resolution Spectroscopy NaI(Tl) Gamma Scintillation Detector" is in sale since Saturday, May 30, 2020. This item is in the category "Business & Industrial\Test, Measurement & Inspection\Test Meters & Detectors\Radiation Detectors". The seller is "maximusenergy" and is located in Naples, Florida. This item can be shipped worldwide.