Bright F1.2 maximum aperture High resolution from minimum to infinity focus Rich and beautiful bokeh without color bleeding Rounded diaphragm with 13 blades Dual HLA focusing system Lightest lens body in its class Dust and splash-resistant structure Water and oil repellent coating Designed to minimize focus breathing Designed to minimize flare and ghosting Aperture ring with de-click function Focus mode switch and AFL button Compatible with Lens Aberration Correction*