ikon now has offiicially announced the D3100 and the four new lenses and there is already a first preview available.
Links to the D3100 on the Nikon homepage:

Links to the lenses on the Nikon homepage including MTF charts:
ikon now has offiicially announced the D3100 and the four new lenses and there is already a first preview available.
Links to the D3100 on the Nikon homepage:

Links to the lenses on the Nikon homepage including MTF charts:
The German photo magazine “Foto Digital” in an article has confirmed the rumors about four new Nikon lenses:
Tokina has announced a new wide zoom lens, the AT.X 16-28 mm /f2.8 PRO FX. They promise a new and quieter AF system with more precise focusing. The pricing is quite ambitious at USD 1400, the lens will be available both for Nikon and Canon DSLRs.

DxO Labs announced DxOMark 2010, the new version of its website, adding RAW-based lens performance measurements to its existing database of camera sensor measurements including a lens compare feature. They also propose fifteen scores based on photographic use cases (e.g. travel, portrait) or optical metrics (resolution, distortion).
Sigma UK has confirmed autofocus issues with some recently produced telezoom lenses. Possibly affected are the following lenses:
Read more at the site dedicated to the problem – click here.