Learning Objectives: 1) Describe the advantages of digital radiography (including CR) relative to screen/film systems. 2) Describe the fundamental steps in the CR imaging cycle. 3) Describe the physical structure of a storage phosphor screen. 4) Describe the functions of major components of a CR scanner. 5) Describe the Input/Output relationship of a CR system. 6) Identify the factors that affect the spatial resolution and noise in CR systems. 7) Describe the latest CR developments. Disclosure: (R.S. is an employee of Agfa-Gevaert.)