Skip to main content
. Author manuscript; available in PMC: 2015 Nov 19.
Published in final edited form as: IEEE Trans Nucl Sci. 2015 Feb 6;62(1):111–119. doi: 10.1109/TNS.2014.2375176

Fig. 3.

Fig. 3

The schematic drawing of the custom-built NEMA NU 2-2012 resolution phantom used in the spatial resolution measurement. The point sources each consisted of a small quantity of concentrated activity inside a capillary with an inside diameter of 1 mm and an outside diameter of 2 mm.