VOIGTLANDER VITO - Aperture and Depth of Field; Reading the depth of field

Aperture
and
Depth
of
Field
The depth
of
field
zone de,pends
on
the operture
setting
ond
covers
ihoi
pqrt
of
the subiect
oreo
which,
from froni
to bock,
is reproduced
on
the film with
odequote
shorpness.
Noie
thot:
lorge
opertures
(e.
g.
ft2.8)
-
yield
limited
depth
of
field,
small
opertures
(e. g.
il16)
-
yield grealer
depth of
field.
Reoding
the
depth of
field:
qfter
hoving
set
ihe distonce,
hold
the
comero
so
thoiyou
con
reod the operture
morks
on
the depth
of
field scole
(6)
os
well
os
ih" ditton.e
scole
(5)
ot
the some
time.
The
depth
of
field extends
from
the distonce
figure obove
the left
hond
operiure
number on
the right
of
the
A
mork.
Beor
in mind
the
depth
of field
when
odiusting
the operture
to motch o
pre-
selected
shutter
speed. lf
your
subiect
colls
for o
greoter
depth
of field
zone
thqn
con
be obtoined
of the
correct
operture
setting,
you
moy
hove to
presel
o longer
exposure
time in order
to orrive
ot o smolle'r
operture.
-8-
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