Digital projectors are equipments of recent technology. These are utilized to convert image data straight from the pc onto a screen via lens system. Digital projectors provide visualization of information that is actually stored in a computer for presentation. These projectors let the viewers to observe moving images from a DVD, digital versatile disc player. Advertisers or sellers also use these projectors to offer demonstration of products to numerous customers. It may easily convert written documents onto an interactive whiteboard.

Digital projectors play a huge role in the formation of home theater systems. These projectors use resolution of SVGA standard i.e. 800? 600 pixels in expensive devices. Cost of digital projector depends on its resolution along with its brightness. If you’re likely to utilize it in large rooms or big conference halls its brightness ought to be from one thousand to 4,000 ANSI lumens.

First digital projectors, Eidophor projectors were introduced in 1950. Eidopher projectors used an oily surface within a rotating disk with light shining through it and employed an electron beam to disrupt oil in a specific manner. Eidophor projectors were incapable of produce colors. Nowadays there are numerous high quality kinds of digital projectors are available in market so Eidopher projectors are less common.

Following four technologies are utilized in digital projectors:

High intensity CRT

LCD projectors using LCD light gates

Texas Instruments’ DLP technology

Eidophor oil-film projectors (obsolete)

At the moment LCD projectors use Texas Instruments’ DLP technology whereas our prime intensity CRT devices are suitable for enduring installations. Entire working of cathode ray tube digital projectors is like CRT television set. These projectors could be configured with one RGB color tube containing three colors green, red and blue with a single lens, one black & white tube with a rotating color wheel or three RGB color tubes with three lenses. Projectors having cathode ray tubes are generally bulky thats why these are the best projectors for fixed installations.

LCD digital projectors are portable and lighter enough compared to CRT and can be easily shifted in one destination to another. These are quite definitely popular and available in a variety of styles and sizes. CRT and LCD digital projectors come beneath the group of transitive projectors.

Reflective projectors would be the superior digital projectors which provide top quality images. These are generally affordable and provide next level of entertainment. Everybody can enjoy home theatre applications by using digital projectors.

For more info about May chieu benq have a look at our net page