There are several synonyms for the term "image scanner" that suggest a range of functionalities and designs. One of the most common alternatives is "scanner," which accurately denotes a device that captures images and converts them into digital files. Another similar term is "photocopier," which refers to a machine that makes copies of printed material, including images. More specific synonyms for image scanner include "flatbed scanner," which describes the most common type of scanner that features a glass surface for placing documents and images for scanning, and "document scanner," which typically refers to a machine designed for high volume scanning of text documents rather than photos or graphics. Other terms for image scanners include "film scanner," "sheet-fed scanner," and "handheld scanner".