Certain Olympus Micro Four Thirds Mirrorless Cameras (OM-D Series and Pen Series) Attached to Panasonic LEICA DG ELMARIT 200mm F2.8 POWER O.I.S. and Panasonic LEICA DG VARIO-ELMARIT 50-200mm F2.8-4.0 ASPH. Lenses: Firmware Updates (2018) Provide Improvements 2019-01-21
