Scanning method and apparatus

摘要

A method of scanning a document (30) with a movable image sensor (16), wherein a pre-scan is performed while the document is being conveyed onto a platen (14), and a subsequent main scan is performed by moving the image sensor relative to the platen, characterized in that the image sensor (16) is moved relative to the platen (14) in a direction B opposite to the conveying direction A of the document, while the pre-scan is being performed.