Multimedia (digital) projectors

The multimedia projector (Multimedia projector) or digital projector (Digital projector) is modern and very hi-techthe display unit directly connected to a source of a computer signal (the personal or portable computer, a computer network, etc.) instead of the computer monitor (the monitor of the computer is connected to a separate exit of a projector) or to a video signal source (the videorecorder, a video camera, a DVD player, the TV-tuner, system of satellite television, etc.) of a vmestotelevizor for projection of the image on the screen of any size depending on the choice of the user and, respectively, technical parameters of a projector.

The modern projector differs in compactness, small weight, is not afraid of transportations and is always ready to work. Work of a projector requires no special programs, work with it something reminds work with the computer monitor - any projector, as well as the RS monitor or the TV has brightness control and contrast, shift of the image to the left and to the right, etc. Projectors do not need difficult and frequent adjustment, they have only several buttons of management and the convenient screen menu (sometimes and in Russian).

The only replaced projector detail - its lamp. In multimedia projectors special lamps with a high brightness and a range, more equal in comparison with glow lamps, are used. The average term of their service – 1500 - 2000 business hours. Many projectors have function of the economy mode of work of a lamp (Economy mode) twice prolonging its resource.