Bullen Ultrasonics, Inc. offers the service of drilling holes in glass. We can supply the 7740 or drill your material. Mary Moreland (937)456-7133 ext. 525 FAX (937)456-2779 -----Original Message----- From: arvind tiwariTo: MEMS@ISI.EDU Date: Saturday, January 23, 1999 9:47 PM Subject: chromium lift-off from pyrex glass, etching in 1:1 HF I'm interested in getting holes etched in 7740 pyrex glass.With Cr deposition using magnetron sputtering, I find that Cr film lifts off after one or one and half hour of etching in 1:1 HF. ARVIND CARE,IITD INDIA e-mail add: tiwariarvind@hotmail.com ______________________________________________________ Get Your Private, Free Email at http://www.hotmail.com