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Volume 51, Issue 7, October 2013
51(2013); http://dx.doi.org/10.1119/1.4820866View Description Hide Description
The world is full of colors. Most of the colors we see around us can be created on common digital displays simply by superposing light with three different wavelengths. However, no mixture of colors can produce a fully pure color identical to a spectral color. Using a smartphone, students can investigate the main features of primary color addition and understand how colors are made on digital displays.