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-CONTROLS IN DETAIL-continued--------
For Manual Operation
Set the ASAIISO dial and simply read off the flnumber
Caution:
For monual
operation,
be
sure
to set the shoaling made
selec/or
which appears directly above the flash-to-subject dis-
of the
Sensor Unit
SU-2
affhe "M
" posilion.
tance; then set this aperture on your lens.
For
example, with ASAIISO 100 and a subject 2m (approx.
7
ft.) away, the usable flstop is fll6 without Wide-flash
adapter, or fill with the wide-flash adapter attached.
Without referring
to the exposure calculator dial,
you
can
also determine
the flstop by using the follOWing equa-
tion:
ff t
gUide number
sop
=
flash-to-subject
distance
With ASAIISO
100 film and meters,
the
SB-l4's guide
number
is 32. If the subject is 8m away,
divide
32
by 8
to
getfl4.
14