Olympus E-M1 + Zuiko ED 300mm f/2.8 Review Gear, Photography, ReviewsBy ChrisApril 12, 201515 CommentsMy review of the Zuiko 300mm f/2.8 ED lens combined with the Olympus OM-D E-M1 camera. A very interesting combination resulting in a 600mm f/2.8 lens on Olympus’ flagship camera.