Process Date: May 1999The 1- dimensional code in the photo to the left requires a high contrast, which was enhanced by lightly cleaning the material with alcohol. The 0.125" height code 128-7, with a thick to thin ration of 3:1-1, was achieved in 9.87 seconds.

 
1008 mild steel, 98W, 6"/s.

 
This 2-D Data Matrix code, with cell size 0.0156", is readable with no post-mark cleaning.

304 stainless steel, 80W, 10"/s.