Data reader and reader system having visible centerless targeting

A data reader has a digital image detector an optical system imaging on the digital image detector, and a marker beam source that emits a diverging, centerless visible light projection. A data reading system includes the data reader and media bearing: a visible primary image and a secondary image ov...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	LEIDIG CARL F, NELSON DAVID J, BRYANT ROBERT C
Format:	Patent
Sprache:	eng
Schlagworte:	CALCULATING COMPUTING COUNTING HANDLING RECORD CARRIERS IMAGE DATA PROCESSING OR GENERATION, IN GENERAL PHYSICS PRESENTATION OF DATA RECOGNITION OF DATA RECORD CARRIERS
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