Scanner may refer to:
Technology
Scanner (radio), for searching for and receiving radio broadcasts
Image scanner, which digitizes a two-dimensional image
3D scanner, which digitizes the three-dimensional shape of a real object
Neutron scanner, a scanner which utilizes neutrons to penetrate objects for analysis Port scanner, in computer networking Virus scanner (Antivirus) Vulnerability scanner, a computer program that probes for weaknesses Barcode reader, which reads the data encoded in a barcode Lexical analyzer, a computer program Stepper, a part of the photolithography process A rotating radar antenna An outside broadcasting control vehicle An automotive electronic control unit diagnostic tool An automated spotlight A biometric scanner, an electronic device with a sensor to read patterns or images from faces, irises and finger pads to create a biological template or profile WikiScanner, a tool that provides a searchable database of anonymous Wikipedia edits
Popular culture
Scanner (comics), a mutant appearing primarily in X-Men comics. Scanner (band), a German speed metal band Scanners (band), an alternative band from London Scanner, the stage name of British electronic musician Robin Rimbaud Scanner (Code Lyoko), a fictional teleportation device Scanner (Half-Life), a floating enemy in the Half-Life video game series Scanners Live in Vain, a science fiction short story by Cordwainer Smith A Scanner Darkly, a science fiction novel by Philip K. Dick Scanners, a 1981 science fiction horror film In much science fiction, especially older science fiction, the term scanner is used to refer to what is usually now termed a computer monitor.