85mm, f/1.2 Focal Length & Maximum Aperture/ Blue Spectrum Refractive Optics (BR)/ Control Ring/ 12 Pin Communication System/ Lens Information Display/ In-camera Digital Lens Optimizer/ Dust And Weather Resistant/ Fluorine Coating/ Vibration Shock Resistance/ 13 Elements In 9 Groups Lens Construction/ 82mm Filter Size Diameter/ Black Finish
