Thanks for your replies. So I suppose it should still work for me even though I see all the text dublicated and overlapping.

Martin, I think the PhotoFocus is not like crossing your eyes, it's the other way round, parallel viewing. For the difference, see these pages:
http://www.vision3d.com/3views.html http://www.studio3d.com/pages2/freeview.html

(please somebody correct me if I'm wrong)

Peter