If I ever use my Nikon F100, I mostly use the Nikkor 1,4/50 or the 1,8/85 even though I have the 2,6-2,8/28-70mm Tokina ATX Pro and the Nikkor 2,8/80-200mm (which both are not bad).
But most of the time I use a Pentax 67II with 2,8/90, 2,4/105 and Macro 4/135.
I soon will have the 2,8/75...