Thanks for your fast replies... A couple of follow up questions though...

Quote Originally Posted by payral View Post
I mask paper before coating and for that I use Urgo Urgopore.
My French is pretty bad... Is this the thin medical tape that's very thin, almost like thick tissue?

Quote Originally Posted by Ian Grant View Post
When I did a lot of graphics work back in the 70's/80's combining negatives with text etc we always made masks from lith film. This is easy and cheap.
I've never seen this done. Can you explain a bit how you did it?

Thanks again.