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Projectors - What 4 things to look for before buying one

Among the many pieces of technology that exist for the office more efficient Effective today, perhaps none is more important than a digital projector. A digital projector is a solid investment that each company, large or small, should consider doing so.

Today, technology is evolving rapidly, it is important for consumers to consider several factors when purchasing a digital projector, to ensure receiving the maximum return on their investment in order to avoid to be taken with a piece of technology that will be useless and obsolete in a few months.

Regarding prices, which refers to a technology who often receive what you pay for. Even if it is not necessary to spend thousands of dollars for a projector, companies must consider quantity and type of use they expect from your projector and make your decision accordingly.

Besides price, other Important factors to consider when investing in a projector is the brightness, resolution, contrast and lamp life.

Normally, brightness level in the spotlight today is 1,000 to a maximum of 10,000 lumens. When selecting a projector, take into account that will used. If the projector is designed in a small room, dark and a small audience, fewer lumens (1000-1500) is generally sufficient. However, projector which is used in a bigger, brighter and a sitting room or auditorium will require more lumens (2000-3000).

Choose your resolution projector is mainly based on the type of presentations to be used. Resolution is divided into four categories, SVGA, XGA, SXGA and UXGA. SVGA is the most affordable option, and it is the general resolution necessary for projecting simple graphics, like those found in PowerPoint presentations. XGA resolution is often used to project video images, spreadsheets and small print. SXGA is also known resolution as high as it is intended to be used with presentations that require the presentation of very small details, as in some CAD applications. UXGA is the highest resolution, and for the submission of applications that are high in both details and information.

Contrast refers to the difference between light and dark colors of an image projected. When choosing a projector, choose one with a high contrast ratio, typically 400:1 or higher. If the projector is designed to be used in a room with high levels of light (or even the lights on), choose one with a contrast ratio as high as possible.

The life of a Projector Lamp typically runs 40-80 hours in the low-end lights up 4,000-4,500 hours for lamps Xenon more expensive. Projector lamps now last on average around 1000 hours. When you make a purchase, consider the amount of use you expect from your projector, and the fact that replacement lamps are $ 200 - $ 500.

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Learn even more about the wide selection of projectors available online and make a shortlist of the machines that best suit your needs and budget. An easy to use list can be found at: http://www.av-audio-visual-projectors.co.uk/projectors.htm

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