Olympus 35SP - Handy Accessories; Filters; 35 SP Lens Hood; Flash CL Unit

!
Setting
the
shutter speed
-ln
the
case of
flash
bulb, set
the
speed at
1/30
sec.(
marked in red)
to obtain
correct
synchro-
n
rzat ro n.
a) F/stop with
f
lashmatic
mechanism.
First
you
have to
determine the
guide
number,
basing on
such elements as
kinds
of
f
lash
bulb
or
f
lash
gun
and
f
ilm to
be
used,
and shutter
speed. After setting
the F/stop
at this
guide
number.
you
have
only to
focus
on the
subject.
Exposure will
be
automatically
adjusted
to the
distance by
the camera
itself
.
al
For example, if
AG-1 bulb
is used
w.ith Pen
Flash
CL,
at shutter speed 1/30 sec.,
the
guide
number
will
be 28(m)
(ASA
100).
tf
AG-18
in
use, the
guide
number 20.
b) Setting
the F/stop without
f
lashmatic mecha-
ntsm.
Set
the
subject
in focus,
and
read
the distance.
Divide
the
guide
number of
the
f
lash
bulb
or
electronic bulb
in
use by
the
distance.
(F
ilm
sensitivity
and
shutter speed
are other
factors
to be considered.)
Select a most
similar
number
to the value thus
obtained as the F/stoo.
Supposing
the
gu
ide
number
40
(ASA
100)
of the
flash
bulb,
and
the distance 5
meters.
40+5=8.
Therefore,
a
correct
ex-
posure
will
be
F/8.