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  2. Barcode reader - Wikipedia

    en.wikipedia.org/wiki/Barcode_reader

    A barcode reader or barcode scanner is an optical scanner that can read printed barcodes and send the data they contain to computer. [1] Like a flatbed scanner, it consists of a light source, a lens, and a light sensor for translating optical impulses into electrical signals.

  3. Charge-coupled device - Wikipedia

    en.wikipedia.org/wiki/Charge-coupled_device

    A charge-coupled device (CCD) is an integrated circuit containing an array of linked, or coupled, capacitors. Under the control of an external circuit, each capacitor can transfer its electric charge to a neighboring capacitor. CCD sensors are a major technology used in digital imaging.

  4. Barcode Scanner (application) - Wikipedia

    en.wikipedia.org/wiki/Barcode_Scanner_(application)

    Main site. Google Play. Barcode Scanner scanning a QR code. The application Barcode Scanner is an Android app, from the open-source project ZXing (short for Zebra Crossing ), that allows an Android device with imaging hardware (a built-in camera) to scan barcodes or 2D barcodes and retrieve the data encoded. [2]

  5. Barcode - Wikipedia

    en.wikipedia.org/wiki/Barcode

    Initially, barcodes represented data by varying the widths, spacings and sizes of parallel lines. These barcodes, now commonly referred to as linear or one-dimensional (1D), can be scanned by special optical scanners, called barcode readers, of which there are several types.

  6. Image scanner - Wikipedia

    en.wikipedia.org/wiki/Image_scanner

    Modern scanners typically use a charge-coupled device (CCD) or a contact image sensor (CIS) as the image sensor, whereas drum scanners, developed earlier and still used for the highest possible image quality, use a photomultiplier tube (PMT) as the image sensor.

  7. Ricoh Caplio 500SE - Wikipedia

    en.wikipedia.org/wiki/Ricoh_Caplio_500SE

    Ricoh Caplio 500SE — Barcode Scanner. Since 2008, the RICOH Caplio 500SE is available with an integrated barcode scanner. It is commonly used in transport and logistic industries to identify and capture condition and integrity of goods and containers through their barcodes.