February 1, 2008
Boy, there’s a lot to inspection! In-line versus off-line, rewind versus press-mounted, the human eye versus video—these are only a few, but critical, considerations. There are various inspection systems on the market, some for use on the press, and some for use on the rewinder as the web is rewound. Each inspection system is designed to take certain actions when it detects a defect in the printed product. These defects can range from registration to incorrect characters. In addition, with brand protection emerging as a growing market niche, the ability to inspect microprinting and other security markings not visible to the naked eye is