Leica M mount Super Wide-Heliar 15mm f/4.5 Aspherical III Lens Voigtlander features an updated design that is enhanced for use on mirrorless digital cameras as well as classic M-mount rangefinder film cameras. The 11-elements-in-9-groups optical design incorporates one rear Aspherical element to control chromatic aberrations and minimize distortion. The manual focus design affords a minimum focusing distance of 50cm. Lens comes with original packaging and includes front and rear caps. Lens has been used just a few times. $840 o.n.o. P.S. Being an M mount lens it can be used via adapter on many other mirrorless cameras.