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Term: SCANNER

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Device that electro-optically converts a document into binary (digital) code by detecting and measuring the intensity of light reflected or transmitted See also binary code. A hardware device that reads text, images, and barcodes, and converts them into a digital code. An electronic device that digitizes and converts photographs, slides, or other two-dimensional images into bit mapped images. Different methods of illumination transmit light through red, green and blue filters and digitize the image into a stream of pixels. Once an image is converted into digital form, it can be stored and manipulated on computers. A device for capturing a digital image. There are many types of scanners, such as flatbed scanners, drum scanners, slide scanners, and microfilm scanners.

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