| 摘要 |
In a device for measuring a print control strip by measuring instruments inside a printing machine, a measuring cylinder (1) is positioned behind the last printing unit of the printing machine, around a large area (3) of which cylinder a sheet or a web is looped, whereby optical means (2) are provided in the measuring cylinder (1) underneath the sheet or the web to be measured, by which means the print control strip is measured while it is in contact with the measuring cylinder (1). <IMAGE>
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