I can now confirm that Nikon will announce a new Nikkor Z 600mm f/6.3 PF lens next week (previously reported here). The announcement will most likely be on Tuesday or Wednesday (on or around October 10th). I am not sure if this will be a development-only announcement. Here is what to expect:
A reminder that Nikon will no longer provide a roadmap for future/upcoming lenses:
Nikon will no longer provide a roadmap for the development of future lenses
As usual, stey tuned for the detailed coverage.