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  2. Image scanner - Wikipedia

    en.wikipedia.org/wiki/Image_scanner

    An image scanner (often abbreviated to just scanner) is a device that optically scans images, printed text, handwriting, or an object and converts it to a digital image. The most common type of scanner used in the home and the office is the flatbed scanner , where the document is placed on a glass bed.

  3. Optical character recognition - Wikipedia

    en.wikipedia.org/wiki/Optical_character_recognition

    Video of the process of scanning and real-time optical character recognition (OCR) with a portable scanner. Optical character recognition or optical character reader (OCR) is the electronic or mechanical conversion of images of typed, handwritten or printed text into machine-encoded text, whether from a scanned document, a photo of a document, a scene photo (for example the text on signs and ...

  4. 3D scanning - Wikipedia

    en.wikipedia.org/wiki/3D_scanning

    3D scanning is the process of analyzing a real-world object or environment to collect three dimensional data of its shape and possibly its appearance (e.g. color). The collected data can then be used to construct digital 3D models. A 3D scanner can be based

  5. Barcode reader - Wikipedia

    en.wikipedia.org/wiki/Barcode_reader

    In some of these interfaces, the scanning device returned analog signal proportional to the intensities seen while scanning the barcode. This was then decoded by the host device. In some cases the scanning device would convert the symbology of the barcode to one that could be recognized by the host device, such as Code 39.

  6. Scanner - Wikipedia

    en.wikipedia.org/wiki/Scanner

    Scanner, the stage name of British electronic musician Robin Rimbaud; Scanner (Code Lyoko), a fictional teleportation device; Scanner , a floating enemy in the Half-Life video game series; Scanners, a 1981 science fiction horror film "Scanners" , an episode of the television series Superstore

  7. Fingerprint scanner - Wikipedia

    en.wikipedia.org/wiki/Fingerprint_scanner

    A stand-alone fingerprint scanner, such as one used at the entrance to a building Fingerprint scanners are security systems of biometrics . They are used in police stations, [ 1 ] security industries, smartphones , [ 2 ] and other mobile devices .

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