Fujifilm X Series GFX 50S 51.4MP Mirrorless Medium Format Camera (Black (Body Only)) New Firmware Ver.3.10 43.8x32.9mm 51.4MP CMOS medium format sensor X-Processor Pro Detachable 3.69M-dot EVF 2.36M-dot touchscreen LCD back panel compact and lightweight body weather resistant structure Fujinon GF Lens.