Designed for use with Sony E-mount cameras, the Voigtlander 10mm f5.
6 Hyper Wide Heliar Lens offers an incredibly wide field of view.
It features a Heliar design to prevent distortion, and is constructed of 13 elements in 10 groups, with two aspherical elements to control spherical aberrations.
This lens is manual focus only, and has a de-click option for the aperture ring.