Super polished silicon wafer

Weijie Wang <[email protected]> Tue, 22 Oct 2002 12:52:41 -0700 (PDT)
Newsgroups gmane.comp.python.grouch.user
Message-ID <[email protected]>
Hello,
We are looking for the vendor which can provide super smoothed silicon 
wafer (4", standard thickness).
Thank you in advance.

Weijie Wang