Overshadowed slightly by the release of the pocket-sized Sigma fp full-frame mirrorless camera, last night, Sigma also announced three lenses we knew were coming. The full-frame Sigma 14-24mm f/2.8, 35mm f/1.2, and 45mm f/2.8 DG DN lenses designed for the L-mount and Sony E-mount. Part of a “newly developed” selection of Art, Contemporary and Sport lenses for full-frame mirrorless cameras, the first three lenses add some compelling options to both the E and L-mounts, promising to deliver top-notch performance without…