The Sigma 85 mm f/1.4 DG HSM Art Lens for Leica L lens has an L mount and is made for full frame bodies. On an APS-C model, it has a focal distance of 136mm. The lens weighs 1.13 kg. The front filter thread has a diameter of 86mm. The minimum focus distance is around 85 cm.

The 9-bladed aperture with a largest opening of F1.4 creates an enormous depth of field. The integrated Hyper Sonic Motor (HSM) guarantees a fast and precise autofocus. The angle of view is 28.6°. The lens dimensions are 94.7 x 126.2 mm.