With the aid of a projector, videos or photograph become more enjoyable and children can easily learn by fun way. Projectors are used in schooling area for describing a topic. The applications of Projectors include: In Classrooms Read more about Pico Projectors Applications of a Projector Now, Pico Projectors are also in great demand as they are very small (handheld) in size and offers high quality image. They are:Ī digital retinal display, or retinal projector, is a projector that projects a photograph at once on the retina as a substitute of using an external projection screen. On the basis of its display property, Projectors can be classified in three types. Often, projectors are about of toaster sized and weigh only a few kgs. Projectors can produce either still images like slides or moving images like videos. Projectors may be used as an alternative to a television or monitor in large gatherings.įor example: – A projector could be used to demonstrate a presentation on a big screen so that each one in the sitting area (may be a classroom or a conference room) can see it. This surface is usually light in color and it may be a projection screen, white screen or sometimes a wall. In simple language, a projector basically adopts the operational principal of image projection whereby the projector accepts a video/image input, processes it with the assistance of its inbuilt optical projection system consisting of a lens & optical source and projects the enhanced output on the Projection screen.Ī projector is an optical device that projects a figure or picture onto a surface.
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