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.
Yes. Metz has a flash that syncs to 1/1000 for the Leica M7, and strobing is how they do it. (Earlier Leica Ms have a sync speed of 1/50, which is terribly limiting.) They call it "high speed syncronization".