Notes

Digital Projector Manual- Some Tips for Digital Projectors


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





Digital projectors play a huge role from the formation of home theatre systems. These projectors use resolution of SVGA standard i.e. 800? 600 pixels in expensive devices. Cost of digital projector is determined by its resolution as well as its brightness. 000 to 4,000 ANSI lumens, if you're planning to make use of it in large rooms or big conference halls its brightness should be from 1.

First, digital projectors, Eidophor projectors were introduced in 1950. Eidopher projectors used an oily surface inside a rotating disk with light shining through it and employed an electron beam to disrupt oil in the specific manner. Eidophor projectors were incapable of produce colors. Nowadays there are numerous top quality types of digital projectors can be found in market so Eidopher projectors are less frequent.

Following four technologies are being used in digital projectors:

Intense CRT

LCD projectors using LCD light gates

Texas Instruments' DLP technology

Eidophor oil-film projectors (obsolete)

Presently 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 a lot like CRT television set. These projectors might be configured with one RGB color tube containing three colors red, blue and green with a single lens, one black & white tube having a rotating color wheel or three RGB color tubes with three lenses. Projectors having cathode ray tubes are often bulky thats why these represent the best projectors for fixed installations.

LCD digital projectors are lighter and portable enough as compared to CRT and can be simply shifted from a place to another. These are generally quite definitely available and popular in several shapes and sizes. CRT and LCD digital projectors come within the class of transitive projectors.

Reflective projectors would be the superior digital projectors that offer high quality images. These are generally affordable and present next phase of entertainment. Everybody can enjoy home entertainment system applications with the aid of digital projectors.


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