First leaked images of the Sigma 14mm f/1.4 Sony E and Leica L mount lens

On June 8th Sigma will announce this astrophotography dream lens! And here are the very first leaked images of this beast!

The full specs:

14mm F1.4 DG DN | Art
Lens construction: 19 elements in 15 groups (3 FLD glass elements, 1 SLD glass element, 4 aspherical lenses)
Shortest shooting distance: 30cm
Maximum magnification: 1:11.9
Number of aperture blades: 11 (circular aperture)
Size: 101.4 x 149.9mm (151.9mm for E-mount version)
Weight: 1170g (1160g for E-mount version)
Cover-type lens cap: LC1014-01
Tripod socket: TS-141
Guide plate: GP-11