These are Nikon's updates to 4 of its Super-telephoto lenses
Nikon Z 400mm f/2.8 TC VR S Announcement
Nikon Z 400mm f/2.8 TC VR S Review: A Glimpse of Greatness | PetaPixel
Amazon.com : Nikon NIKKOR Z 100-400mm VR S | Premium versatile telephoto zoom lens with image stabilization for Z series mirrorless cameras (compatible with teleconverters) | Nikon USA Model : Electronics
Nikon Z6 and 400mm F2.8 first light - DSLR, Mirrorless & General-Purpose Digital Camera DSO Imaging - Cloudy Nights
NIKKOR Z 400mm f/2.8 TC VR S | Mirrorless Interchangeable Lens