An LCD projector is a type of video projector for displaying video, images or computer data on a screen or other flat surface. It is a modern equivalent of the slide projector or overhead projector. To display images, LCD (liquid-crystal display) projectors typically send light from a metal-halide lamp throughContinue Reading

DLP, or digital light processing, uses tiny mirrors to reflect light toward the screen (an “on” pixel) or away (an “off” pixel). Most models use a color wheel — literally a spinning wheel with color filters — to create sequential color. Some high-end models use three DLP chips; one eachContinue Reading