tipFebruary 9, 2021 17 A scanner that provides a flat glass surface for scanning to hold a sheet of paper, book, or any other object is called a flatbed scanner. The Head of the scan is moved below the glass. Flatbed scanners also come with sheet feeders to scan several sheets of paper instead of one at a time. Most flatbed scanners have an adjustable lid that can be lifted to allow scanning of magazines, books, and other thick items. This is a significant advantage over sheet-fed scanners or copiers sometimes referred to as automatic document feeders, which can accept paper documents only....