1.56x faster flash x-sync. flash synchronization is defined as the firing of a photographic flash coinciding with the shutter admitting light to the image sensor. in general, faster flash sync speeds are better if the photographer needs to flash-fill subjects that are backlit and wants to avoid motion blur, or wants to increase depth of field by using a high aperture.
Repeat this setence, but with the correct capitalization.
1.56x faster flash X-sync. Flash synchronization is defined as the firing of a photographic flash coinciding with the shutter admitting light to the image sensor. In general, faster flash sync speeds are better if the photographer needs to flash-fill subjects that are backlit and wants to avoid motion blur, or wants to increase depth of field by using a high aperture.