Perflexion™ Circular Flood Source featuring ProKem Technology, CE MARK1: Co-57, 5mCi (185 MBq) , Active Dimension - 16 x 10.5 (406.4mm x 266.7mm), Overall Dimension - 17.375 x 11.875 (441.325mm x 301.625mm) with lead-lined cardboard shipping box Used for Gamma Camera Uniformity Scan