Dear HELIN, There is a Positive photoresist Known as PMGI sold by "Microlithography Chemical Corp." It is used in liftoff together with other PH.R. maybe this is what you need. Contact Jack Ross tel: (617)965 5511 fax (617) 965 5818 E-mail jer@microchem.com On Sat, 15 Feb 1997, Mr Philippe HELIN wrote: > > Does anyone know how to make an overhanging using two photoresists to = > realize a lift-off. > Could you please inform me on the followings : > * Photoresists, manufacturer > * exposure time, wavelength > * remover > * and so on > > Thanks > > Philippe HELIN > IEMN > Avenue Poincar=E9, BP 69 > 59652 Villeneuve d'Ascq, FRANCE > fax : 333 20 19 78 78 > Email : helin@iemn.univ-lille1.fr > > >