> As a manufacturer of flex circuits, pad coplanarity has become a > major issue for us when our customers assemble the chip onto the flex. > We are in dire need of information on sources and equipment available > that can measure coplanarity of copper pads. Is laser or optical > better? > > Any help and / or ideas are greatly appreciated. > > Debbie Kenney > Disk Drive Division > M-Flex > [log in to unmask] ################################################################ TechNet E-Mail Forum provided as a free service by IPC using LISTSERV 1.8c ################################################################ To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TechNet <your full name> To unsubscribe: SIGNOFF TechNet ################################################################ Please visit IPC web site (http://jefry.ipc.org/forum.htm) for additional information. For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312 ################################################################