Panasonic 50-200mm size comparison with the Leica 200mm and Olympus 300mm lens. March 3, 2018 reviews 0 Comments Camerasize added the new Panasonic 50-200mm lens to their database. And Dpreview posted some CP+ 2018 Hands on images with the Panasonic Leica 50-200mm F2.8-4 ASPH. Preorders: Leica 50-200mm lens at BHphoto, Adorama, Amazon, Panasonic.