Canon EOS 80D (W), Инструкция по эксплуатации

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3
Setting the Flash
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You can set the flash-sync speed for
flash photography in the aperture-priority
AE <
f
> mode.
 4
: Auto
The flash sync speed is set automatically within a range of 1/250
sec. to 30 sec. to suit the scene’s brightness. High-speed sync is
also possible.
 6
: 1/250-1/60 sec. auto
Prevents a slow shutter speed from being set in low-light conditions.
It is effective for preventing subject blur and camera shake.
However, while the subject will be properly exposed with the flash,
the background may come out dark.
 7
: 1/250 sec. (fixed)
The flash-sync speed is fixed at 1/250 sec. This more effectively
prevents subject blur and camera shake than with [
1/250-1/60sec.
auto ]. However, in low light, the subject’s background will come out
darker than with [ 1/250-1/60sec. auto ].
Flash Synchronization Speed in Av Mode
If [ 1/250-1/60sec. auto ] or [ 1/250 sec. (fixed) ] is set, high-speed sync is not
possible in the <
f
> mode with the external Speedlite.