Here are the major camera announcements from the 2018 Photokina show: Ricoh GR III development announced: 24MP, coming in early 2019 Zenit and Leica present joint production camera (Zenit M with Zenitar 35mm f/1.0 lens) Leica S3 additional information (full technical specifications) Zeiss ZX1 full frame camera announced Fujifilm GFX 50R medium format camera announced…