• Benjamin Stern posted an update 1 month, 3 weeks ago

    Digital projectors are equipments of modern technology. These are used to convert image data from the computer onto a screen via lens system. Digital projectors provide visualization of data that is actually held in a pc for presentation. These projectors let the viewers to observe moving images from a DVD, digital versatile disc player. Advertisers or sellers also have these projectors to offer demonstration of products to a lot of customers. It can 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. Price of digital projector is dependent upon its resolution along with its brightness. If you’re going to utilize it in large rooms or big conference halls its brightness should be from 1,000 to 4,000 ANSI lumens.

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

    Following four technologies are utilized in digital projectors:

    Intense CRT

    LCD projectors using LCD light gates

    Texas Instruments’ DLP technology

    Eidophor oil-film projectors (obsolete)

    Currently LCD projectors use Texas Instruments’ DLP technology whereas the top intensity CRT devices are compatible with 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 which includes three colors red, green and blue by using 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 tend to be 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 shifted in one destination to another. They are significantly popular and available in various shapes and sizes. CRT and LCD digital projectors come within the category of transitive projectors.

    Reflective projectors are definitely the superior digital projectors which provide premium quality images. They are affordable and present next level of entertainment. Everyone can enjoy home cinema applications with the aid of digital projectors.

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