Hi all, I have followed this communication and I am very interested to know more about these mylar film masks and where to get them and how would you have your design on them. I really Appreciate it if you could provide me with this information. Thank you Syd Quoting "Jon R. Fox": > Yes, the emulsion should be in contact with the SU-8, it won't work > well if it is on the other side of the plate millimeters away (unless > you have a very well collimated light source). > > If you have problems with SU-8 sticking too much, you can always > transfer your pattern to a chromium coated glass/quartz plate with > conventional lithography and then you can clean your newly made mask > with acetone when it gets sticky. There are vendors who can supply > plates of glass ready for this procedure. > > Best Regards, > Jon Fox