Hey Jean-Francois! Our hole scope isn't fiber optic, and does the trick for our multilayer boards. (I don't remember ever using it on an Inner Layer - yet.) Here's the info off the case, so it's dated. Graticules Limited Morley Road Tonbridge TN9 1RN England Tel. 0732 359061 Fax: 0732 770217 Best of Luck! Hans > -----Original Message----- > From: Jean-Francois Bissonnette [SMTP:[log in to unmask]] > Sent: Monday, March 13, 2000 11:59 > To: [log in to unmask] > Subject: [TN] Fisheye Lens > > Hello technetters! > > Does anyone know of an instrument to inspect PWB holes. Now > I'm not talking fiber optics, we would not use that kind of > equipement so it would worth the expense. Someone told me > of an hand held microscope that has a fisheye lens at one end. > > Any of you would know of such thing??? > > Thank You! > > JF > > ############################################################## > TechNet Mail List provided as a free service by IPC using LISTSERV 1.8c > ############################################################## > To subscribe/unsubscribe, send a message to [log in to unmask] with > following text in > the body: > To subscribe: SUBSCRIBE TECHNET <your full name> > To unsubscribe: SIGNOFF TECHNET > ############################################################## > Please visit IPC web site (http://www.ipc.org/html/forum.htm) for > additional > information. > If you need assistance - 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 1.8c ############################################################## To subscribe/unsubscribe, send a message to [log in to unmask] with following text in the body: To subscribe: SUBSCRIBE TECHNET <your full name> To unsubscribe: SIGNOFF TECHNET ############################################################## Please visit IPC web site (http://www.ipc.org/html/forum.htm) for additional information. If you need assistance - contact Keach Sasamori at [log in to unmask] or 847-509-9700 ext.5315 ##############################################################