HDTV, also known as High Definition Television, is the future of the DTV transition. This transmits pictures with high resolution, which is twice higher than the analog TV or DVDs. HDTV projector is a specialized device for displaying the HDTV.

Today, HDTV projectors are used in various areas. This includes entertainment, business presentations, seminars, and also for public display. HDTV projector can be an addition to your home theater system as the HDTV projector is equipped to receive the HDTV.

LCD (Liquid Crystal Display) projectors are devices used for displaying presentations or videos in an enlarged size. They are the modern replacements for slide projectors and overhead projects which were popular earlier.

LCD projectors are the modern equivalent of the slide and overhead projector. LCD projectors use a small and usually colored LCD panel placed before a bright lamp, with the images on the screen provided by sources such as a DVD, VCR or a computer. LCD projectors are generally smaller in size and more easily transportable than former systems. Armed with a lens capable of projecting the images on any surface with a flat plane and not requiring supporting furniture like a big-sized television would, LCD projectors are getting increasingly viable with each passing day.

Digital projectors are equipments of modern technology. These are used to convert image data directly from the computer onto a screen via lens system. Digital projectors provide visualization of data that is actually stored in a computer for presentation. These projectors enable the viewers to watch moving images from a DVD, digital versatile disc player. Advertisers or sellers also use these projectors to give demonstration of products to a large number of customers. It can easily convert written documents onto an interactive whiteboard.

A projector is an apparatus for presenting an enlarged image on a screen from a transparency such as a photographic slide or a film. In a motion picture projector, each frame is held stationary at an illuminated aperture for a brief period, and then advanced by an intermittent sprocket or reciprocating claw, the light being cut off by a rotating shutter during the movement. The sound track on the film is reproduced at a separate sound head where the film is moved continuously at a constant speed.

Debates between consumers, who are gung ho about home theater, have sparked regarding projectors versus TV

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