You do not need to use UV. Visible should do the trick as well. jk >-----Original Message----- >From: TechNet [mailto:[log in to unmask]] On Behalf Of Ray Klein >Sent: Wednesday, January 08, 2003 3:59 PM >To: [log in to unmask] >Subject: Re: [TN] Specialized eyeloupes > > >Years ago we used UV light in a darkened room to look for ring >voids and cracks. The glass fibers conduct the light through >out the plastic. Voids and cracks show up as bright spots in >the otherwise dark hole. The UV can be a health problem so be >careful with it or sun burn and melanoma are waiting. > >Ray Klein > >-----Original Message----- >From: Tom Gervascio [mailto:[log in to unmask]] >Sent: Wednesday, January 08, 2003 12:00 PM >To: [log in to unmask] >Subject: [TN] Specialized eyeloupes > > >I've seen a specialized eyeloupe before that allow you to look >into a Plated Through Hole to check for gross voids/defects in >the hole. I'm trying to get some info on where to order them. > >Thanks >Tom Gervascio >Sparton Electronics > ><font size="2">---------------------------------------------------<br> >Technet Mail List provided as a free service by IPC using >LISTSERV 1.8e<br> To unsubscribe, send a message to >[log in to unmask] with following text in the BODY (NOT the >subject field): SIGNOFF Technet<br> To temporarily halt or >(re-start) delivery of Technet send e-mail to >[log in to unmask]: SET Technet NOMAIL or (MAIL)<br> >To receive ONE mailing per day of all the posts: send e-mail to >[log in to unmask]: SET Technet Digest<br> >Search the archives of previous posts at: >http://listserv.ipc.org/archives<br> >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<br> >-----------------------------------------------------<br></font> > ><font size="2">---------------------------------------------------<br> >Technet Mail List provided as a free service by IPC using >LISTSERV 1.8e<br> To unsubscribe, send a message to >[log in to unmask] with following text in the BODY (NOT the >subject field): SIGNOFF Technet<br> To temporarily halt or >(re-start) delivery of Technet send e-mail to >[log in to unmask]: SET Technet NOMAIL or (MAIL)<br> To receive >ONE mailing per day of all the posts: send e-mail to >[log in to unmask]: SET Technet Digest<br> Search the archives >of previous posts at: http://listserv.ipc.org/archives<br> > >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<br> >-----------------------------------------------------<br></font> > <font size="2">---------------------------------------------------<br> Technet Mail List provided as a free service by IPC using LISTSERV 1.8e<br> To unsubscribe, send a message to [log in to unmask] with following text in the BODY (NOT the subject field): SIGNOFF Technet<br> To temporarily halt or (re-start) delivery of Technet send e-mail to [log in to unmask]: SET Technet NOMAIL or (MAIL)<br> To receive ONE mailing per day of all the posts: send e-mail to [log in to unmask]: SET Technet Digest<br> Search the archives of previous posts at: http://listserv.ipc.org/archives<br> 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<br> -----------------------------------------------------<br></font>