Peter Jack.....You mean like this shot of Cook Neilson on his Ducati?
This was at Sears Point, July 1974, Nikon F2, manual focus, f4.0 80-200 zoom
manual exposure, hand held and a shutter speed of 1/125, f11.0
using Kodachrome 64. His helmet is sharp and that's about it.
Them were the days.
FREUD