Apparatus for measuring the diameter of a rodlike article, especially from the tobacco processing industry

摘要

Device for measuring the diameter of at least a rod-shaped object, especially a cigarette (28), has an illumination arrangement (51) that has a series of light emitting bodies (51a), especially LEDs, and a detector arrangement (52) that comprises a series of charge coupled device elements that are essentially opposite to the LEDs. The detection arrangement measures the shadow caused by a cigarette.