The Visual Science Lab / Kirk: My mini-review of a lens that's been around for years. The Panasonic/Leica 50-200mm f2.8-4.0. It's one of those micro four thirds lenses...
Panasonic announces Leica DG Elmarit 200mm F2.8 Power OIS telephoto prime: Digital Photography Review
Panasonic Leica 200mm/2.8 O.I.S. | Petr Bambousek | Wildlife Photography
Panasonic Leica 200mm f/2.8 Telephoto Lens Video Review | ePHOTOzine