I was trying out my range (not fully) of prime lenses for FX (tested on the Sony A7S):
The first 2 are not really prime, but very close, certainly on FX.
Fisheye, Tokina 10-17 should have not have the shading @14mm, user error it seems:
Tokina 11-16mm @16mm
Nikon AF-S 20mm f1.8
Nikon AF-S...