I made now about 3'500 pictures with this lens. One of my best acquisitions ever.
Monza 2019
Nikon D5
Nikkor 500.0 mm f/5.6E PF
ƒ/6.3 500.0 mm 1/125s ISO 100
24h du Mans 2019
Nikon D5
Nikkor 500.0 mm f/5.6E PF
ƒ/8.0 500.0 mm 1/160s ISO 180
_8505146.jpgJura Suisse (already published)
Nikon D850
Nikkor 500.0 mm f/5.6E PF
ƒ/8.0 500.0 mm 1/500s ISO 200
And one of the 3 pictures, out of 3'500, showing a phenomenon which might be attributable to the Fresnel lens type of construction:
powerful LED lights shining directly in the lens.