| 摘要 |
<p>The quality control device has a first inspection device (A) for detecting the image data printed on the front side of the sheet, for providing a first quality assessment, a second inspection device (B) for similar evalaution of the rear side of the sheet and a third inspection device (C) for passing light through the sheet. Each inspection device has a separate transport drum (32,33,34) for transporting the inspected sheet, with direct transfer of the sheet between the successive transport drums.</p> |
