perfect 3 UM

Mahnaz Mansourpour mahnaz at
Thu Apr 2 15:28:14 PDT 2009

I checked the 3 um is perfect.
very uniform and no spin boat, perfect EBR and  No ebr back splash.
The back of wafer very clean.
Thickness check 302oo,30060,30050,30158,30207.
Thanks Mario


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