Dear ryu, We are currently using "golden sample" to compare the gold plating product. You can define your own inspection environment when lighting condition and inspector are concerned. I completely agree with you that the result is very subjective and very much based on the input of each customer. ______________________________________________________________ At 10:59 PM 1999/4/11 -0700, ryu wrote: >Can anyone define what is discoloration in IPC 600 regarding fab's >goldfingers? When I see a goldfinger that is not as shiny as the other >ones, should I consider then that the finger is a defective finger? >Personally I think the requirement is very subjective and hard to >define. Is there any inspection tool people can use to determine >whether or not a discolored finger is acceptable/rejectable? >My last question to the group - is discoloration a functional defect or >cosmetic defect? >Thank you for reading my question. > >################################################################ >TechNet E-Mail Forum 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's web site (http://www.ipc.org) "On-Line Services" section for additional information. >For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312 >################################################################ > > > ################################################################ TechNet E-Mail Forum 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's web site (http://www.ipc.org) "On-Line Services" section for additional information. For technical support contact Hugo Scaramuzza at [log in to unmask] or 847-509-9700 ext.312 ################################################################