A Guide to Digital Projectors

There are many reasons for people buying digitalis price, design,weight and any other extra features.
projectors,one of the main is for the cost per imageSome of the most popular brands include Sony,
area. The benefits to buying a projector is the vastPanasonic, Sharp, Sanyo, Epson aswell as many
image size, however the are some limitations whichothers.
effect the quality of image. The main things to* The different types of projectors include:
compare are the resolution, brightness, and contrast* Home Theatre/ Cinema Projectors
ratio. There are many different types of projectors* LCD (Liquid Crystal Display) Projectors
available and finding the best one to suit you is not* Digital Projectors
always easy.* Conference Room Projectors
* The different types of projectors include:* Portable Multimedia Projectors
* Home Theatre/ Cinema ProjectorsHome Theater/Cinema Projectors provide home
* LCD (Liquid Crystal Display) Projectorsentertainment,they can be used for many purposes,
* Digital Projectorsincluding playing movies, DVDs, music, video games
* Conference Room Projectorsaswell as much more. They usually use DLP (Digital
* Portable Multimedia ProjectorsLight Processing) to create a smooth high video
Home Theater/Cinema Projectors provide homeperformance, with little pixelation and high contrast
entertainment,they can be used for many purposes,ratios.
including playing movies, DVDs, music, video gamesLCD Projectors provide clearer, sharper images than
aswell as much more. They usually use DLP (Digitalmost of their counterparts, they create images by
Light Processing) to create a smooth high videoshining light through three small LCD panels which are
performance, with little pixelation and high contrastvery vibrant and sharp in colour. LCD projectors can
ratios.be used to for movies at home aswell as for
LCD Projectors provide clearer, sharper images thanpresentations. Ideally they need to be used in dimly light
most of their counterparts, they create images byrooms to produce quality images.
shining light through three small LCD panels which areDigital Projectors allow the user to use video files on
very vibrant and sharp in colour. LCD projectors cantheir PC and makes internet viewing very effective.
be used to for movies at home aswell as forThere are two types of projectors to choose from,
presentations. Ideally they need to be used in dimly lightDLP and LCD. When buying digital projectors one
rooms to produce quality images.important factor to look for is the amount of lumens.
Digital Projectors allow the user to use video files onThis is the quantityof different aspects of light that are
their PC and makes internet viewing very effective.available at one time.
There are two types of projectors to choose from,Conference Room Projectors are mainly used to give
DLP and LCD. When buying digital projectors onepresentations and reports in conference rooms mostly.
important factor to look for is the amount of lumens.They are used where high resolution graphics are
This is the quantityof different aspects of light that arenecessary. Ideal for medical presentations or with high
available at one time.detailed artwork.
Conference Room Projectors are mainly used to givePortable Multimedia Projectors are very light for ease
presentations and reports in conference rooms mostly.of portability. These types of projectors are able to
They are used where high resolution graphics areproduce noise-free presentations with fairly accurate
necessary. Ideal for medical presentations or with highimages.
detailed artwork.When buying digital projectors the main keypoints to
Portable Multimedia Projectors are very light for easefocus on are:
of portability. These types of projectors are able to-Resolution- refers to the pixel density of the projected
produce noise-free presentations with fairly accurateimages, Projectors have two resolutions, the natural
images.resolution and the maximum resolution. The natural
When buying digital projectors the main keypoints toresolution is the standard pixel size of the image. The
focus on are:maximum resolution is the maximum capability of the
-Resolution- refers to the pixel density of the projectedprojector. Digital projectors should be able to accept
images, Projectors have two resolutions, the naturalresolutions of 800×600, 1024×768 or
resolution and the maximum resolution. The natural1280×1024, however it is the natural resolution of
resolution is the standard pixel size of the image. Thethe projector that is important. The higher the natural
maximum resolution is the maximum capability of theresolution of the projector the greater the colour
projector. Digital projectors should be able to acceptdensity image.
resolutions of 800×600, 1024×768 or-Lumens- refer to the brightness of the image. Simply
1280×1024, however it is the natural resolution ofput the higher the lumens the brighter the projection.
the projector that is important. The higher the naturalThey are usually lower for home theatre models than
resolution of the projector the greater the colourfor office models. Screen size will affect how many
density image.lumens will be needed. If the contrast ratio is low
-Lumens- refer to the brightness of the image. Simplyhowever, your image will look washed out. Lumens
put the higher the lumens the brighter the projection.typically range from less than a 1000- least expensive
They are usually lower for home theatre models thanbut low light output, needs to be used in a dark or
for office models. Screen size will affect how manydimlylight room. To 3000+ extremely bright and
lumens will be needed. If the contrast ratio is lowexpensive. Anywhere between 1000-2000 would be
however, your image will look washed out. Lumenssufficient for most tasks.
typically range from less than a 1000- least expensive-Throw Distance- refers to the maximum amount of
but low light output, needs to be used in a dark ordistance your projector can project. Most digital
dimlylight room. To 3000+ extremely bright andprojectors will have a ample throw distance for most
expensive. Anywhere between 1000-2000 would behome and conference use. To find out what this is go
sufficient for most tasks.to the projectors manufacturers website.
-Throw Distance- refers to the maximum amount of-Contrast Ratio- refers to the difference between the
distance your projector can project. Most digitalwhite level (light) and black level (dark). Digital
projectors will have a ample throw distance for mostprojectors with the higher ratios will have the most
home and conference use. To find out what this is gowell-defined pictures.
to the projectors manufacturers website.-Lamp Life- the average lamp life for digital projectors
-Contrast Ratio- refers to the difference between theis between 1500 and 3000 hours.
white level (light) and black level (dark). DigitalOther things to consider when buying digital projectors
projectors with the higher ratios will have the mostis price, design,weight and any other extra features.
well-defined pictures.Some of the most popular brands include Sony,
-Lamp Life- the average lamp life for digital projectorsPanasonic, Sharp, Sanyo, Epson aswell as many
is between 1500 and 3000 hours.others.
Other things to consider when buying digital projectors