![Permalink to The firmware update for the cross-type sensors at the outer areas of the frame is still not released (for Nikon D5, D850 and D500)](https://nikonrumors.com/wp-content/uploads/2017/08/Nikon-D850-camera-AF-autofocus1-144x144.jpg)
Time seems to stand still at Nikon. When the Nikkor 180-400mm f/4E TC 1.4 FL ED VR lens was announced, Nikon promised (in the press release) to release a firmware update for the D5, D850 and D500 that will make the outer row of AF points activated as cross-type sensors to significantly enhance the AF […]