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With one master unit and one slave unit or two slave groups, you can
set the flash ratio for E-TTL II autoflash shooting.
The example below has two slave units and the master unit disabled
from firing.
Two slave units can be assigned to different slave groups by setting the
slave ID.
1Set the wireless mode to
<x>. (p.36)
2Press the <G> button
so that <1> blinks.

Flash Ratio with E-TTL II

Setting the Slave Units
AB
80o
10m (32.8ft.)
8m (26.2ft.)
12m (39.4ft.)
15m (49.2ft.)
Indoors
Outdoors
A65_03.fm Page 41 Thursday, November 23, 2006 1:27 PM