In addition to the 18–140mm f/3.5-5.6G DX lens, in few hours Nikon will also announce a new SB-300 flash.
The 18–140mm f/3.5-5.6G lens will have 17 elements in 12 groups, 4 stops VR, weight: 490g.
The Nikon SB-300 flash will have tiltable head (120°) and guide number of 18.
You can see the details at digiarena.e15.cz.
There will be also two new Coolpix cameras - L620 and S6600:
The Nikon Coolpix S6600 will have a swivel screen: