Electronics Forum: 8852 (Page 1 of 1)

Re: AQL values....how low can you go ?

Electronics Forum | Tue Oct 26 13:57:34 EDT 1999 | Dave F

Joe: Both dpmo and measuring solder paste height are good topics to practice your SMTnet archive searching skills. Yes, some microscopes can be used to measure solder height. Good luck Dave F

Fiducial Lighting Levels

Electronics Forum | Fri Jun 17 10:45:46 EDT 2005 | geb

What is the rule for setting the lighting level for fiducials. There is an inner and outer lighting ring, both can be set independantly on a scale of 0 to 100. It seems to be just trial and error getting it to work on different products, which is a s

Fiducial Lighting Levels

Electronics Forum | Fri Jun 17 11:08:37 EDT 2005 | Stefan

The inner light ring creates a direct light to the fiducial. If you deal with a very shiny fiducial (or board) the light will reflect into the lense, create white spots in the camera CCD chip and make the fiducial shape un-readable. Use the outer li

  1  

8852 searches for Companies, Equipment, Machines, Suppliers & Information