Four Thirds User has lots of sample image comparisons between the Olympus 4/3 (Zuiko Digital) 9-18mm zoom and the new Olympus Micro 4/3 (M. Zuiko) 9-18mm zoom. Link: M.Zuiko 9-18mm f/4-5.6 sample images and comparisons (Four Thirds User) Via: Zuiko wars: M-Zuiko 9-18mm vs 43rds 9-18mm w/MMF1 (vs 17mm and 14-45mm as well) - 1001 Noisy Cameras
I just ordered the hood for this lens from Olympus store. For details Availability Alert - Lens Hood for Olympus Micro 9-18mm: Micro Four Thirds Talk Forum: Digital Photography Review George.