When using a focal-plane shutter with a flash, a photographer will typically operate the shutter at its X-sync speed or slower; however, some electronic flashes can produce a steady pulse compatible with a focal-plane shutter operated at much higher shutter speeds.
When using a focal-plane shutter with a flash, a photographer will typically operate the shutter at its X-sync speed. When using a focal-plane shutter with a flash, a photographer will typically operate the shutter at slower. Some electronic flashes can produce a steady pulse compatible with a focal-plane shutter operated at much higher shutter speeds. This was however.