Victor, A micrometer (micron) is a millionth of a meter. A microinch is a millionth of an inch. An inch is smaller than a meter. Therefore a micrinch is smaller than a micrometer. You may be getting confused with nanometers which are a millionth of a millimetre and are indeed, very small. Regards, Eric Christison Mechanical Engineer Home, Personal, Communication Sector - Imaging Division STMicroelectronics 33 Pinkhill Edinburgh EH12 7BF Tel: +44 (0)131 336 6165 Fax: +44 (0)131 336 6001 > -----Original Message----- > From: TechNet [mailto:[log in to unmask]] On Behalf Of Victor G. > Hernandez > Sent: Monday, November 28, 2005 2:24 PM > To: [log in to unmask] > Subject: Re: [TN] Intermetallic Layer > > > I have been stating all along that MICRONS are a SMALLER unit > of measure than MICRO INCHES. > > Victor, > > -----Original Message----- > From: TechNet [mailto:[log in to unmask]] On Behalf Of Indrek Rebane > Sent: Monday, November 28, 2005 7:56 AM > To: [log in to unmask] > Subject: Re: [TN] Intermetallic Layer > > Hi Victor, > > Victor G. Hernandez wrote: > > Microns are smaller units of measure than MICRO INCHES. > > You seem to be confusing microinches with mils. One microinch > is thousandth of mil, which is thousandth of inch. One > microinch is 0.0254 microns. > > Indrek, > Actually a proponent of the SI (Metric) system. > > -- > Indrek Rebane > Borthwick-Pignon OÜ, R&D > Riia 185, 51014 Tartu, Estonia > Phone: +372 7 302 641, Fax: +372 7 383 041 > > --------------------------------------------------- > Technet Mail List provided as a service by IPC using LISTSERV > 1.8e 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 or (re-start) delivery of Technet > send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) > To receive ONE mailing per day of all the posts: send e-mail > to [log in to unmask]: SET Technet Digest Search the archives > of previous posts at: http://listserv.ipc.org/archives Please > visit IPC web site > http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for > additional information, or contact Keach Sasamori at > [log in to unmask] or 847-615-7100 ext.2815 > ----------------------------------------------------- > > --------------------------------------------------- > Technet Mail List provided as a service by IPC using LISTSERV > 1.8e 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 or (re-start) delivery of Technet > send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) > To receive ONE mailing per day of all the posts: send e-mail > to [log in to unmask]: SET Technet Digest Search the archives > of previous posts at: http://listserv.ipc.org/archives Please > visit IPC web site > http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for > additional information, or contact Keach Sasamori at > [log in to unmask] or 847-615-7100 ext.2815 > ----------------------------------------------------- > --------------------------------------------------- Technet Mail List provided as a service by IPC using LISTSERV 1.8e 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 or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL) To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest Search the archives of previous posts at: http://listserv.ipc.org/archives Please visit IPC web site http://www.ipc.org/contentpage.asp?Pageid=4.3.16 for additional information, or contact Keach Sasamori at [log in to unmask] or 847-615-7100 ext.2815 -----------------------------------------------------