Tough job to sign up for: You want at least 64 MegaPixel images of 320 boards, and you want high quality optics (can see a 2 pixel wide bond wire), and you want cheap and you want to do it fairly quickly! On Fri, Mar 23, 2018 at 11:18 AM, Tempea, Ioan < [log in to unmask]> wrote: > Thanks Wayne, > > Trouble is hybrid is 4”x4” and I need images of about 320 of them. We have > an SEM, but it would take weeks to do all the photo shooting. > > Best regards, > > Ioan > > De : Wayne Thayer [mailto:[log in to unmask]] > Envoyé : March 23, 2018 2:07 PM > À : TechNet E-Mail Forum; Tempea, Ioan > Objet : Re: [TN] Industrial scanners > > Hi Ioan- > > Your problem is that optical systems, particularly inexpensive ones, have > extremely small depth of field if they have enough magnification to see 1 > mil bond wires. Typically, a 200X optical microscope will have a depth of > field of under 6 microns. You might get by with 100X, but then it starts > getting difficult to see the bond wires clearly. > > As already suggested, the exception to this is Keyence, but they are > definitely not cheap! > > What about sending the part out in order to get your pictures? Many > universities have SEMs available which provide beautiful, dimensionally > accurate images. I don't know if anybody has a Keyence system where they > will provide images for hire, but that's also a possibility. > > Wayne > > On Wed, Mar 14, 2018 at 11:55 AM, Tempea, Ioan < > [log in to unmask]<mailto:[log in to unmask]>> > wrote: > Dear Technos, > > We need to take HD images of microelectronic modules. By HD I mean I need > to see 1 mil wires and to be able to accurately measure component spacing > down to 5 mils. > > Do you know of any cheaper, desktop scanner level as opposed to AOI, > equipment able to do this? ESD safe, etc. > > Thank you, > > Ioan Tempea, P. Eng. > Sr. Manufacturing Engineer | Satellite Systems > +1.514.457.2150 x3556<tel:%2B1.514.457.2150%20x3556> > office<tel://+1.514.457.2150%20x3556/> > [log in to unmask]<mailto:[log in to unmask] > ><mailto:[log in to unmask]<mailto:ioan.tempea@ > mdacorporation.com>> > > > La présente correspondance électronique, incluant toute pièce jointe, > s’adresse exclusivement à son (ses) destinataire(s) et peut contenir des > renseignements légaux, exclusifs ou confidentiels. Si vous avez reçu ce > message par erreur, veuillez en aviser immédiatement l’expéditeur par > retour de courriel et supprimer de façon permanente toutes les copies de la > présente correspondance électronique et les pièces jointes connexes. Toute > utilisation, divulgation, diffusion, distribution ou copie de cette > correspondance électronique et de toute pièce jointe pour des besoins > autres que ceux spécifiquement autorisés par l’expéditeur est strictement > interdite. > > This electronic correspondence, including any attachments, is intended > solely for the use of the intended recipient(s) and may contain legally > privileged, proprietary and/or confidential information. If you are not the > intended recipient, please immediately notify the sender by reply e-mail > and permanently delete all copies of this electronic correspondence and > associated attachments. Any use, disclosure, dissemination, distribution or > copying of this electronic correspondence and any attachments for any > purposes that have not been specifically authorized by the sender is > strictly prohibited. > >