Samples were prepared by traditional grind/polish. Olympus GX51, polarizer/analyzer. Toy is Olympus (Nomarski) DIC. Chris -----Original Message----- From: TechNet [mailto:[log in to unmask]] On Behalf Of Chris Mahanna Sent: Thursday, June 17, 2010 12:57 PM To: [log in to unmask] Subject: [TN] solder joint failures So we’ve got a new toy, and now can image SJ failures a little differently. Requesting all experts to help me speak more intelligently about what we see. (until AJ-820 is published ☺) These are of major interest to me today. It’s the easy stuff. It’s the weak link. It’s thru hole. As always, I may or may not know the history. As an independent lab, our customers don’t usually tell us much. I suppose they’re fearful that we may just regurgitate. http://ipc-technet.groupsite.com/gallery/13892 Chris ______________________________________________________________________ This email has been scanned by the MessageLabs Email Security System. For more information please contact helpdesk at x2960 or [log in to unmask] ______________________________________________________________________ ______________________________________________________________________ This email has been scanned by the MessageLabs Email Security System. For more information please contact helpdesk at x2960 or [log in to unmask] ______________________________________________________________________