subject: Brief Information on Basic Types of Projector [print this page] You must be very familiar with projectorYou must be very familiar with projector. This certain device is very useful to be used whenever you need to deliver presentation. Along with the more advanced technology, nowadays you can find several different types of projector that will be perfect to handle several different requirements. You can get brief overview on some basic types of projector in this following review.
CRT (Cathode Ray Tube) Projector
This projector operates in similar operation with the older version of television set. It uses three lenses in mixing and projecting blue, green, and red light onto the nearby surface. This certain projector will be perfect for commercial use, such as to be used in cinemas and museums, since it offers the highest quality of resolution and picture. However, it is quite expensive and not easy to maintain.
LCD (Liquid Crystal Display) Projector
In this certain device, the red, green, and blue light is displayed through small LCD panels. Each of the panels is controlling a single image pixel. Actually, it will be a great device to be used for home theatre requirements. However, the specific resolution offered by several by each model often becomes an obstacle in viewing images or movies that are designed for devices with higher resolutions. Many people prefer LCD projector because this is the cheapest projector type. Besides, you will also find no difficulty in installing and maintaining this device.
DLP (Digital Light Processing) Projector
This projector is shining white light through a set of small and movable mirrors. Those mirrors are controlling the color as well as intensity of the light. Just the same with LCD projector, the display resolution of DLP projector is quite limited. However, the quality of the display will be more defined and also brighter than LCD one. Besides, you can still afford it in lower price if it is compared with the professional CRT device. This is a great option for educational and business presentations as well as for home theatre use.
Older Types of Projector
There are also some devices in older types that are still used by some people for specific requirements. The most popular types of older projector are overhead and slide projectors.
So, which type of projector that suits you the most?