The Nikkor Z 14-24mm F2.8 S is one of Nikon’s high-end S-line triumvirate of high-speed zooms (at the time of writing) and in effect replaces the renowned F-mount lens of the same focal length and ratio that redefined the ultra-wide-angle zoom in the SLR era. Kevin Carter takes a closer look. As a ‘made for mirrorless’ lens, it’s much smaller and lighter than its esteemed forerunner (650g vs 970g), thanks largely to a far less wildly convex front element. Indeed, the two highly convex elements at the front of the F-mount lens have been replaced by a single double-sided aspheric front element in the new S-line. While the change in…