28mm f/2.8 on DX
but Photozone's test suggested that it is poor on DX but quite good on FX (which I don't really understand).
Nikon D7000 do have more high pixel density (smaller pixels) than de FX Nikon D3x as test-camera. This could be the reason for the discrepancy in test results.
|Morning At Picture Lake by Buzz Lightyear|
from Dawns first rays
|AT-6 Harvard by jarud|
from Trainer aircraft
|Matterhorn by ewng|