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Flash shooting
4
Various shooting functions
Flash off $
The flash does not fire.
In this mode, the flash can be used as an AF illuminator when it is raised.
g "AF illuminator" (P. 75)
Flash synchronization speed
Shutter speed can be changed when the built-in flash fires. g "Speed
synchronization" (P. 126)
Manual flash
This allows the built-in flash to output a fixed amount of light. With [MANUAL
FLASH] set to [ON] (g P. 125), the amount of light can be selected in the
flash mode setting.
To shoot with manual flash, set the f value on the lens based on the distance
to the subject.
Calculate the f value on the lens using the following formula.
Aperture (f value) =
ISO sensitivity
Ratio of amount of light GN: Guide number
FULL (1/1) 13
1/4 6
1/16 3
1/64 1.5
ISO value 100 200 400 800 1600
Coefficient 1.0 1.4 2.0 2.8 4.0
GN x ISO sensitivity
Distance to the subject (m)