One of the hottest pieces of computer hardware devices is now a multimedia projector. You can use a multimedia projector for a variety of activities, for example, more lectures at conferences, board room presentations, video projection on a wall at home and watch movies, and more. There are different types of multimedia projectors on the market. The most important question is that the projector you should buy? There are many brands and four major types of multimediaProjectors.
Multimedia projector brands and types of
There are many brands of multimedia projectors to choose from: Panasonic, Optima, Epson, NEC, Infocus, and many others to choose from. Multimedia Projector-types include:
Digital Light Processing (DLP) is deeper than a black background and portable Liquid Crystal Display (LCD) for better color TFT (Thin Film Transistor) Active Matrix: a type of LCD Home Theater HDTV: 480i, 516th, 540P, 720P, 180i, 1080p, 1080i,1125th (i = p = progressive scan interlaced video)
The important consideration is the purpose of the multimedia projector and used in your home or office that will help you select the features you need. Features to consider:
Brightness: 130 lumens to 6500 lumens range 5-6 meters desired display range: 500 to 1000 lumens Desired display range from 8 to 10 meters from 1000 to 1500 lumens Desired display area 12 to25 feet: 2000 lumens or more Wireless remote operation ofComputer Digital Zoom: projections for large space Keystone Correction compensates for the position of the projector is not perpendicular to the screen Thinner: Business portability Projector Mount: for fixed installations, wall or ceiling required Lamp: UHP typical UHE, halogen 1000-4000 hours, has chosen a life long Commercial use: video clips, animations, photos Home Theater: LCD, HDTV, high resolution, high contrast, brightness, 1000-2000 lumens
The resolution is the numberof pixels that can represent the projector. Projectors with higher resolution projector to produce better quality images, because there are more pixels per square inch. A projector with a resolution of the image less grainy, because there are fewer pixels per square inch. Resolution comes in a variety of choices, the choice of resolution is based on the use of the projector.
As a basis for PowerPoint presentations only, you can use a low resolution of the projector. If youlots of colors and video, you need a high resolution of the projector. Projector Resolution ranges from 480 to 854 x 1280 x 1024
The contrast is the ratio between the brightest and darkest areas of an image. You want a better multimedia projector with a 400:1 contrast or select. 350:1 to 6500:1 contrast goes.
Buying a Multimedia Projector
After narrowing the choice Multimedia Projector (s) visit your local shop and check out their functions:
ProjectorPanel: Ease of Use Remote control: user Lamp: Long life bulbs are expensive Connections: Cable for PC or Mac, DVD player, cable or satellite Mounting bracket: If required for permanent installation Wireless compatible with your computer Action: Use to show the seller and see, for example, the projection quality Sound: the fan is noisy Size: Size matters when it comes to portability Weight: permanent installations are not really concerned, the heavier modelsare not suitable for portable applications Housing: Provides protection when you pull in airports, etc. Prices range from less than $ 630 to $ 17,000 and more
Resolution and contrast ideas and functions.
| Price : | Post Date : Sep 08, 2011 13:50:28
