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What is a scanner? A scanner is a device that captures images from photographic prints, posters, magazine pages and similar sources for computer editing and display. Scanners work by converting the image on the document into digital information that can be stored on a computer through optical character recognition ( OCR ).
For (near) light. Image scanner, which digitizes a two-dimensional image. 3D scanner, which digitizes the three-dimensional shape of a real object. Motion picture film scanner, which scans original film for storage as a digital file. Barcode reader, which reads the data encoded in a barcode.
Scanner, computer input device that uses a light beam to scan codes, text, or graphic images directly into a computer or computer system. Bar-code scanners are used widely at point-of-sale terminals in retail stores. A handheld scanner or bar-code pen is moved across the code, or the code itself is.
Laser scanning. Laser scanning is the controlled deflection of laser beams, visible or invisible. [1] Scanned laser beams are used in some 3-D printers, in rapid prototyping, in machines for material processing, in laser engraving machines, in ophthalmological laser systems for the treatment of presbyopia, in confocal microscopy, in laser ...
In computing, an image scanner is a device used to transfer images or text into a computer. There are special models for scanning photo negatives, or to scan books. In the computer, the signal from the scanner is transferred to a digital image. This image can then be edited, printed, etc.
Image scanning, an optical scan of images, printed text, handwriting or an object. Optical character recognition, optical recognition of printed text or printed sheet music. Port scanner, in computer networking. Prefix sum, an operation on lists that is also known as the scan operator.
Scanner may refer to: Technology. Scanner (radio), for searching for and receiving radio broadcasts; Image scanner, which digitizes a two-dimensional image; 3D scanner, which digitizes the three-dimensional shape of a real object; Neutron scanner, a scanner which utilizes neutrons to penetrate objects for analysis
