Embodiments of the present invention are directed to a method and system for detecting foreign matter in a container, and in particular to the detection of foreign matter during bottle processing operations. The detection system may include an optically clear container support for supporting the container and a light source for illuminating the container. The container may additionally include an imaging device disposed on an opposite side of the optically clear support from the container, wherein the imaging device captures an image of the illuminated container and container contents through the optically clear support in order to detect foreign matter in the container contents.