On Wed, Oct 7, 2009 at 9:19 AM, Ben Pepinwrote: > I am looking to purchase a few items for use in photolithography of a > Si wafer. I am needing to buy a UV source and also a "low cost" spin > coater. If anyone knows any companys or has any suggestions I would > greatly appreciate your feedback. Maybe you could build the spin coater yourself? http://nathan.instras.com/projects/spin-coater/index.html - Bryan http://heybryan.org/ 1 512 203 0507