Presence check of the best-before date on the neck of the bottle

Industrial filling line with a series of glass bottles on a conveyor belt during a high-speed vision inspection.

The precise inspection of the best-before date at high speed places high demands on image processing – especially when changing products. This article describes how the combination of a powerful control unit, machine vision camera and optimized print positioning creates stable contrast even in dark liquids, enabling reliable high-speed control.