Originally posted by TanGU can you post a link showing the problem?
It will be nice if everyone else having a problem can post a link showing it.
And BTW, since this topic started 3 months ago, it will be nice of the OP to post some report of the "database"
I'll post some photos tonight when I get home from work.
Images Added:
Newspaper Test: Taken at 29mm and f2.8
Centre, Bottom Right, Bottom Left, Bottom Right at f8.0
Then a real world test at 16mm f2.8 (its even obvious when resized to 800 pix wide !!)