Leolvasó
Leolvasó is a Hungarian term for a device or software that reads information from a medium. It can refer to hardware or programs that extract data by optical, magnetic, or radio-frequency means, or that convert printed or displayed text into digital form or audible output. The exact meaning depends on context and field of use.
The most common types are barcode readers (vonalkód-leolvasók), optical character recognition devices (OCR or optikai leolvasók),
Typical applications include retail checkout and inventory control, logistics and warehousing, document digitization, access control, and