Hi Jeff,
Is the "Kodak Q-60 IT8.7/1 Transmissive 4x5 Photo Target" the thing to use with PP?
I don't think so; that is made with Ektachrome transparency film (remember that?).
The PP target is reflective, ie. a print.
Mike will supply a replacement IR8 target for PP at a modest cost of $24.95:
http://www.ddisoftware.com/prism/ordering.htmTerry