Flash sync
From The Glossary of Digital Photography
The process that allows a camera to open a shutter and fire the flash at appropriate times so that the shutter is fully open when the flash fires. See also flash sync speed
ONLINE GLOSSARY OF DIGITAL PHOTOGRAPY
The process that allows a camera to open a shutter and fire the flash at appropriate times so that the shutter is fully open when the flash fires. See also flash sync speed
