0 a device that takes a picture of visual information and changes it into a form that a computer can store and show on its screen:
The optical reader scans number plates and compares them against stolen vehicles.
Optical data readers can be used to scan a document and make sense of the patterns it finds within the document.
Some devices, such as optical mark readers, enable data to be entered directly, without human intervention.
They use scanning technology, in which voters fill out paper ballots that are then put through optical readers.
The optical reader misread one of the handwritten digits in the Zip code.
Many industries make use of voice recognition, optical data readers, and bar code scanners.
