--Index
-
pre.*et
A~evture Rins
A-M
Ring
Index
-',6"%$e
Rins
Manual
Aperture Rlng
Pre-Set Aperture
and
Checking
of
Lana
wlth Manual
Aperture
Ring
Depth-of-Field
a
Pre.settin~ of aperture
:
Set the desired
ens
with
A-M
Rin~
Pre.Setting of Aperture: Set the
A.M
ring
at
"A".
Then set the desired F stop on
the
pre.set aperture ring to the index. 'The
diaphragm will close down to the pre-set
F
stop
onlv for the instant that the shutter is released.
~xiept for the instant that the shutter is re.
leased, the diaphragm will remain fully open.
r?
Manually Operated Aperture
:
When the
K
.
A-M ring is set at "Mu the diaphragm
closes down to the pre.set
F
stop. In this way
the
deoth-of-field at the time of shutter release
can be'checked. When the A.M ring is reset at
A"
the diaphragm again returns to maximum
opening.
fi
F stop onthe pie-set aperture ring to the
index. Then set the index of the manual aper-
ture
rim to this ore.set F stoo. The dia.
phragm will~ciose dokn
to
thepie-set
F
stop
only for the instant that the shutter is released.
Manually Operated Aperture: When the
2
manual aperture ring is turned in the
direction of closing down the diaphragm, after
setting the desired-F stop on the
pre-set aper.
ture ring to the index, the diaphragm will close
down
to
the
ars.set
F
stoo
and
the deoth-of.
~-
~~
-
~~~
-~
-
field can be checked.
he
manual adekure
ring cannot be turned when set at maximum
aperture opening.
q
Refer to pages
34-35
concerning depth.of.
field.
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