Scanner

The term scanner has several meanings:

In radio, a scanner is a device for searching for and receiving radio broadcasts.
An image scanner is a general-purpose device which digitizes a two-dimensional image.
A barcode scanner reads the data encoded in a barcode.
A 3D scanner is a device that is able to digitize the three-dimensional shape of a real object.
The term "scanner" is also used in medical imaging.
In broadcasting, a television outside broadcast control vehicle is sometimes known as a scanner.
In computer security, a vulnerability scanner is a computer program to probe a remote system, typically to discover vulnerabilities.
In computer software a scanner is the first stage of a lexical analyzer.
In stage lighting, a scanner is a spotlight which can move its beam with help of a mirror. See also moving light.
In photolithography, a scanner is a type of stepper, a device used to sequentially expose a semiconducting silicon wafer to an integrated circuit design pattern projected through a reticle.
In radar, the term "scanner" refers to a rotating antenna.
Scanner is also the name of
- electronic musician Robin Rimbaud
- a German metal band: see Scanner (musical group)
A scanner can refer to the sci-fi novel A Scanner Darkly by Phillip K. Dick

See also: scan