Video-Projectors: Inside Out

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Video-Projectors: Inside Out
By Angel David Rodriguez Jimenez, Fernando Soldevila, Eva Salvador Balaguer, Jorge Perez, Esther Irles, and Omar Torres Mendieta, Universitat Jaume I, Castello, Spain


Electronic entertainment is the most extended application of video-projectors. However, they are also used at schools, universities and companies around the world as a tool to give information to people in the fastest and straightforward way known to date: visually. In this video we show how digital video-projectors work and how optics is involved in its functioning by showing its main components: light sources, a spatial light modulator and its optical system.

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