Quote Originally Posted by wiseowl
I guess it's worth mentioning that some modern flash/camera pairings give sync at all speeds with focal plane shutters using something called FP mode. I guess this works by strobing the flash, but I've no real tech info on it.

Martin
And if we go back to the days of flashbulbs, there were special FP bulbs which gave a longer peak output to enavle synch with FP shutters. My old Exakta has X, M and FP synch...