John Riley has just posted a full review of the newly announced Olympus M.Zuiko Digital ED 12-45mm F4 Pro lens (Amazon/ B&H/ Adorama) at the ePhotozine.com. He tested this new lens on Panasonic G9 and found many Pros:  Very good… Read moreOlympus M.Zuiko Digital ED 12-45mm f/4.0 PRO Review (ePhotozine)