Hitachi has a very good machine that was on display at JPCA. Hitachi America, Ltd. Osamu (Sam) Sekine Division Manager (408) 747-0777 You may also want to revisit your post etch punch equipment, which is probably Multi-line. Qualitek in Minneapolis is building state of the art equipment for CRAY, Merix, Bureau of Engraving and Johnson Mathey. Improving your inner layer registration may eliminate the need to "post lam" xray. Scott Baller Engineering Manager MULTEK (Roseville, MN) ______________________________ Reply Separator _________________________________ Subject: compensation machine Author: [log in to unmask] at INTERNET_GATEWAY Date: 9/12/96 9:53 PM Hi, Does anyone know of a machine that is able to measure inner layer expansion/shrinkage immediately after multilayer lamination ? Something like a machine that uses x-rays to locate the positions of fiducials at known coordinates on the panels and then generates the x/y shift with respect to nominal. Any information is appreciated. Derris Chew Motorola PCB Operations *************************************************************************** * TechNet mail list is provided as a service by IPC using SmartList v3.05 * *************************************************************************** * To unsubscribe from this list at any time, send a message to: * * [log in to unmask] with <subject: unsubscribe> and no text. * *************************************************************************** *************************************************************************** * TechNet mail list is provided as a service by IPC using SmartList v3.05 * *************************************************************************** * To unsubscribe from this list at any time, send a message to: * * [log in to unmask] with <subject: unsubscribe> and no text. * ***************************************************************************