Full-Frame | f/1.2 to f/16 | Fast Wide-Angle Prime Lens | Multi-Focus System and Dual STM | Control Ring and Function Buttons | 1 Aspherical ED & 3 ED Elements | 11.8" Minimum Focusing Distance
APS-C | f/1.2 to f/16 | 24mm (Full-Frame Equivalent) | Ultrafast Wide-Angle Prime | Autofocus with Eye and Object Tracking | Rounded 13-Blade Diaphragm | USB-C Port for Firmware Updates
APS-C | f/1.2 to f/16 | 24mm (Full-Frame Equivalent) | Ultrafast Wide-Angle Prime | Autofocus with Eye and Object Tracking | Rounded 13-Blade Diaphragm | USB-C Port for Firmware Updates