http://www.leongoodman.com/d70focus.html

my d80 got focusing prob. all my pic frm d80 OOF. so i tried this method after test my d80 with several lens just to make sure where is the prob is.
just need a little bit adjustment clockwise at the auto focus screw inside n the result all my pic quite sharp. so u guys can try this if got same prob as my d80. cost me rm20 to buy L-shaped hex.