Canon 650D - Manual (Page 230)

230
This section describes fully automatic
wireless flash shooting with one external
Speedlite and the built-in flash.
You can change the flash ratio between
the external Speedlite and built-in flash
to adjust how the shadows look on the
subject.
On the menu screens, the <0> and
<1> icons refer to the external
Speedlite, and the <3> and <2>
icons refer to the built-in flash.
1
Select [CustWireless].
Follow step 5 on page 228 to select
[CustWireless], then press <0>.
2
Select [Wireless func.].
Under [Wireless func.], select
[0:3], then press <0>.
3
Set the desired flash ratio and
take the picture.
Select [0:3] and set the flash ratio
within 8:1 to 1:1. Setting a flash ratio
to the right of 1:1 is not possible.
If the built-in flash output is not enough,
set a higher ISO speed (p.90).
Custom Wireless Flash Shooting
Fully Automatic Shooting with One External Speedlite
and Built-in Flash
The 8:1 to 1:1 flash ratio is equivalent to 3:1 to 1:1 stops (1/2-stop increments).
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