Canon MT-26EX-RT Macro Twin Lite - Manual (Page 75)

75
a : Advanced Multiple Flash Photography with Slaves A, B, and C Added
3
Take the picture.
Set the flash ratio for the firing group
(flash head + slave) A:B and the flash
exposure compensation amount for
slave C, following the procedure
described in “Multiple Flash
Photography with Slave C Added”
(p.69), then take the picture.
To fire flash heads A and B and the slave unit at the same flash output,
set <
j > in step 1. You can set any of A, B, or C as the firing group
for the slave units.
To add slave A and B only, set < l > in step 1.