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  1. Image scanner - Wikipedia

    Documents or images are placed face-down on the glass bed (the platen). An image scanner (often abbreviated to just scanner) is a device that optically scans images, printed text, …

  2. What is a Scanner? - Computer Hope

    Mar 15, 2025 · With hardware, a scanner, image scanner, or optical scanner is a hardware input device that optically "reads" an image and converts it to a digital signal. For example, a …

  3. What is a Scanner? A Detailed Guide – CZUR TECH

    Sep 18, 2025 · What is a Scanner and How Does it Work? A scanner is an electronic device that converts physical documents into digital files. Whether it’s photos, magazines, posters, or …

  4. What is a scanner? - TechTarget

    Apr 18, 2022 · Scanners work by converting the image on the document into digital information that can be stored on a computer through optical character recognition (OCR). This process is …

  5. What is Scanner? - GeeksforGeeks

    Jul 23, 2025 · What is a Scanner? A Scanner is an electronic device that is used to read and convert documents such as photographs, magazines, posters, and images into digital copies …

  6. Scanner | Definition, Types, & Facts | Britannica

    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 …

  7. Understanding Scanners: A Comprehensive Guide for Beginners

    A scanner is an electronic device that converts physical documents and images into digital format. This process allows you to easily store, share, and edit these documents on a computer or …

  8. How Scanners Work - HowStuffWorks

    The basic principle of a scanner is to analyze an image and process it in some way. Image and text capture (optical character recognition or OCR) allow you to save information to a file on …

  9. Scanner – Definition & Detailed Explanation – Computer ...

    Aug 17, 2025 · A scanner is a device that converts physical documents or images into digital format. It captures the content of a document or image and saves it as a digital file that can be …

  10. What Is A Scanner? - How They Work, Types, and Scan Quality ...

    Jul 9, 2023 · A scanner is an input device that scans hard-copy documents and converts them into a digital format. This creates an electronic version of a document that can be stored, viewed …