SCANNER

摘要

A scanner comprising a scan channel and a background strip is disclosed. The background strip is disposed on a side of the scan channel and has a correction area and two scan background areas. The correction area is located between the two scan background areas.

主权项

1. A scanner, comprising:
a scan channel; and a background strip disposed on a side of the scan channel, wherein the background strip has a correction area and two scan background areas, and the correction area is located between the two scan background areas.