Wow!...What an awesome idea. Not as fun as 3D paste inspection, but very effective for shops that can't afford a Cadillac. Thanks Ryan Grant Advanced Technology Engineer MCMS (208) 898-1145 [log in to unmask] > -----Original Message----- > From: Stephen Brown [SMTP:[log in to unmask]] > Sent: Wednesday, April 18, 2001 9:51 AM > To: [log in to unmask] > Subject: Re: [TN] Paste Thickness > > There are different systems available on the market from the high end full > 3D paste volume > measuring systems such as GSI Lumonics, down to the oblique laser systems > available from > people like the Cyberoptics LSM systems. > To save money I found the best method was to attach a DTI (Dial Test > Indicator)on to the > stationary part of a microscope which probed the focussing part. You then > focus on the PCB > surface, zero the DTI, then focus on the upper surface of the solder > paste. Read the DTI and > you have the paste height measurement. This method offered good > repeatability when we > performed an R & R study on it. > > I hope this is of use to you. > > Steve Brown. > > > Rick Howieson wrote: > > > Can someone direct me to a unit for measuring paste thickness? > > thanks, > > Rick Howieson > > http://www.deltagroupinc.com > > > > > -------------------------------------------------------------------------- > ------- > > Technet Mail List provided as a free service by IPC using LISTSERV 1.8d > > To unsubscribe, send a message to [log in to unmask] with following text > in > > the BODY (NOT the subject field): SIGNOFF Technet > > To temporarily halt delivery of Technet send the following message: SET > Technet NOMAIL > > Search previous postings at: www.ipc.org > On-Line Resources & Databases > > E-mail Archives > > Please visit IPC web site (http://www.ipc.org/html/forum.htm) for > additional > > information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 > ext.5315 > > > -------------------------------------------------------------------------- > ------- > > -------------------------------------------------------------------------- > ------- > Technet Mail List provided as a free service by IPC using LISTSERV 1.8d > To unsubscribe, send a message to [log in to unmask] with following text in > the BODY (NOT the subject field): SIGNOFF Technet > To temporarily halt delivery of Technet send the following message: SET > Technet NOMAIL > Search previous postings at: www.ipc.org > On-Line Resources & Databases > > E-mail Archives > Please visit IPC web site (http://www.ipc.org/html/forum.htm) for > additional > information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 > ext.5315 > -------------------------------------------------------------------------- > ------- --------------------------------------------------------------------------------- Technet Mail List provided as a free service by IPC using LISTSERV 1.8d To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet To temporarily halt delivery of Technet send the following message: SET Technet NOMAIL Search previous postings at: www.ipc.org > On-Line Resources & Databases > E-mail Archives Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional information, or contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ---------------------------------------------------------------------------------