From television to computers, from coffee makers to aircraft cockpits, electronic displays form a significant part of many aspects of our day-to-day life. Whole industries have been developed around various display technologies but despite this widespread usage, display measurements have long been a source of difficulty for designers, manufacturers, users and technicians. Conflicts over performance specifications are a daily occurrence; measurements do not always accurately reflect how the human eye sees the display; and, the combination of spectral, spatial and temporal characteristics...