scanner

A device which scans documents in order to convert them to a digital medium.

“He put the picture in the scanner, then e-mailed a copy of it to his family.”

A radio receiver which iterates through a sequence of frequencies to detect signal.

A device which uses radiation (ultrasound, X-ray, etc.) to generate images of tissue or surfaces for diagnostic purposes.

A device which uses optics to detect printed data (such as a barcode).

One who scans.