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Pentax 645N - Page 67

Pentax 645N
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AFSOOFTZ
and
AF330FTZ
*
These
flash
units
feature
a
built-in
infrared
spotbeam
to
assist
the
autofocus
system
in
dim
light
and
low-contrast
conditions.
*
The
auto
zoom
function
will
automatically
adjust
the
angle
of
discharge
according
to
the
lens
focal
length
only
when
a
645
FA
lens
is
in
use.
*
The
AFSOOFTZ
features
a
wireless
slave-sync
flash
function.
*
The
flash
effective
range
appears
on
the
LCD
panel
only
when
an
a
645
A-
lens
is in
use,
or
FA
lens
is
in
use.
*
Multiple
flash
burst
on
a
single
frame
is
possible
with
the
AFSOOFTZ.
*
In
the
Programmed
AE,
Shutter-Priority
AE,
or
Aperture-
Priority
AE,
the
TTL
Auto
Flash
Mode
will
be
set
auto-
matically
even
if
the
flash
is
set
to
Manual.
*
When
the
flash
is
charged
and
left
unused
for
about
3
minutes,
the
power
automatically
switches
off
to
save
battery
power.
Depressing
the
shutter
release
button
halfway
down
will
restart
charging
of
the
flash
units.
AF240FT,
AF400FTZ
*
These
flash units
feature
a
built-in
infrared
spotbeam
to
assist
the
autofocus
system
in
dim
light
and
low-contrast
conditions.
*
In
the
Programmed
AE,
Shutter-Priority
AE,
or
Aperture-
Priority
AE:
TTL
Auto
Flash
Mode
will
be
set
automati-
cally
even
if
the
flash
unit
is
set
to
Manual.
*
When
the
flash
unit
is
charged
and
left
unused
for
about
5
minutes,
the
power
will
automatically
switch
off
to
save
battery
power.
Depressing
the
shutter
release
button
halfway
down
will
restart
charging
of
the
flash
unit.
AF200T,
AF220T, AF280T, and
AF400T
*
If
the
TTL
auto
mode
is
selected,
these
flash
units
can
be
used
for
daylight-sync
shooting,
because
the
shutter
speed
is
adjusted
according
to
the
ambient
brightness.
The
slower
shutter
speed
varies
according
to
the
lens
focal
length.
The
shutter
speed
varies
within
the
shutter
speed
range
of
1/60
of
second
to
a
slower
speed
which
does
not
cause
camera
shake.
However,
when
a
645
A-
lens
is in
use,
the
shutter
speed
is
set
to
1/60
of
second.
The
aperture
value
will
also
be
fixed
but
will
vary
depending
on
what
ISO
film
is
loaded.
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