Hello All, I am looking for a vacuum chuck similar to the one found in mask aligners for performing contact lithography experiments. Please let me know if anyone has some information regarding it. Thanks Sreemanth ************************************************************ Sreemanth M Uppuluri Graduate Research Assistant Center for Laser Micro-Fabrication School of Mechanical Engineering Purdue University Phone: 765-494-5638 (Office), 765-463-9560 (Home) Email: uppuluri@ecn.purdue.edu, sreemanth@hotmail.com