In
M Mode
1.
Manually set the camera shutter speed to a
fla
sh
synchronization speed or slower speed.
2. Frame the background in the camera's viewfinder,
then turn
on
the camera's exposure meter to read
proper aperture for correct background exposure,
and set the aperture
on
the lens.
3.
Calculate the flash-to-subject distance using the
equation below and set the S8-20 at the cal
cu
lated
d
is
tance.
guide number*
flash-to-subject
=
-=------
f/stop
* For guide number, see page 32.
4.
Set
the S8-20's flash mode selector
to
M, turn
on
the
flash
un
it and take the shot.
38
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I
To
eliminate harsh shadows caused by ambient \
'
I
daylight, decrease flash illumination by one or I
two f
/s
tops us
ing
one of the methods below. I
I 1. Use
an
aperture one or two f/stops sma
ll
er I
I than that determined
in
step 2
in
combina-
I tion with a shutter speed slower
by
one or
I two steps.
I
2.
Reduce the amount of light output by one or
I two steps by resetting the light output selec-
tor knob.
I
3.
Use a flash-to-subject
di
stance from 1.4 to
two times
lon
ger than that determined using
the equation
in
step
3.
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I
I
I
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