User Manual

258
Peripherals and Optional Accessories
10
External Flash Units
Use optional external  ash units for  ash photography.
Some units support high-speed sync (FP) and can be used
at shutter speeds faster than the  ash sync speed, while
others can function as master  ash units controlling re-
mote units via optical wireless  ash control.
O
You may be unable to test- re the  ash in some circumstances, for ex-
ample when a setup menu is displayed on the camera.
Red-Eye Removal
Red-eye removal is available when an option other than OFF is selected
for F FLASH SETTING> RED EYE REMOVAL and a FACE DETECTION
ON option is selected for G AF/MF SETTING> FACE/EYE DETECTION
SETTING. Red-eye removal minimizes “red-eye” caused when light from
the  ash is re ected from the subject’s retinas.