扫描仪(Scanner)是80年代中期才出现的光机电一体化高科技产品,它可以将各种形式的图像信息输入到计算机。从图片、照片、胶片到各类图纸图形以及成稿的文档资料都可以用扫描仪输入到计算机中,从而对这些图像形式的信息进行加工处理、存贮管理、使用输出。目前,扫描仪已广泛应用于图像处理、出版印刷、广告制作、办公自动化、多媒体应用、图文 Scanner is a mechatronics high-tech product that appeared in the mid-1980s. It can input various forms of image information into a computer. From pictures, photos, film to all kinds of drawings and documents into a document can be scanned into the computer, so that these image forms of information processing, storage management, the use of output. At present, the scanner has been widely used in image processing, publishing and printing, advertising production, office automation, multimedia applications, graphics