These won't work well for a variety of reasons. Mainly it puts out a tiny amount of light (relatively speaking) when used in that mode. And it might not be long enough for the Speed graphic FP shutter, even in that mode. (Talking about the Oly F280 flash here.)

Quote Originally Posted by Bill Burk View Post
What about the pulsed electronic flashes? Has anyone adapted something like the Olympus flash for OM-4T for FP sync?