Mitakon Lens - Front and Rear Lens Caps - Mitakon 5 Year Limited Warranty | Mitakon Speedmaster 85mm f/1.2 is a ultra-fast portrait lens | Designed for the use of full frame cameras | Truly circular aperture creates a shallow depth-of-field that brings attention to the subject and blurs the background, which is critical for portraits. | Manual focus design and a click-less, silent aperture ring promote smooth handling and are especially well-suited to video applications.