Canon RF 85mm f/1.2 L USM Lens The Canon RF 85mm f 1.2 L USM is also characterized by its advanced optical design to produce well-corrected imagery. The fast RF 85mm f1.2 design excels in difficult lighting conditions and also benefits from working with shallow depth of field and selective focus techniques. The optical layout incorporates a Blue Spectrum Refractive Optics element; a specially developed element that helps to nearly eliminate chromatic aberrations and color fringing for notable clarity and color accuracy. RF-Mount Lens/Full-Frame Format Aperture Range: f/1.2 to f/16 Blue Spectrum Refractive Optics Element One UD Element, One Aspherical Element Air Sphere Coating Ring-Type Ultrasonic Motor AF System Customizable Control Ring Rounded 9-Blade Diaphragm
