crts

Tue
27
Sep
Dennis Faas's picture

Screensaver

A screensaver is a computer program originally designed to conserve the image quality of computer displays by blanking the screen or filling them with moving images or patterns when the computers are not in use. Today, screensavers are primarily for ... entertainment or security purposes. Until recently, most computer screens depended on cathode ray tubes (CRTs). CRT images are generated using electron beams which are "launched" from the back of the monitor and "draw" images continuously on the screen. Most computer programs paint images in the screen. Some of these images (letters, pictures, ... (view more)

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