VOIGTLANDER Vito C - Page 15

Inslructions
for
use of
Focor lenses:
o
Focusing
-
Approoch
the subject with
the
comero unfil
you
see it in
the vievvfinder
in the
size desired.
Then
-
occording to
the distonce
(toble,
columns
ll to lV)
fit the oppropriote
Focor
lens
or
both
lenses
over
the
comero
lens
mount
(F
2 on
the comero
lens ond F
I
on
top of
the F 2 lens).
Meosure the
exoct distonce
from the
summii
of
the lens
to the
centre
of
the subiect
qnd
set
the lens
to the oppropriqle
distonce
os
per
column
I
of
the
toble
corresponding
to
whqt is
given
by columns
ll
to
lV.
o
Aperture
qnd
depth of
field
-
To moke sure
of
odequote
depth
of field, stop
down
to of leost
f15.6
or
fl8. For copying
of
text
motter flll or
fl16
is recommended.
o
Viewfinder
lmoge Fit the
Proxirect ottochment
into the
occessory
shoe
of the
comero so
thot it is in front of
the viewfinder.
Then rotote
the front ond
reor scole
rings
to
set the distonce
corresponding
to
the
subiect distonce.
You now see
the
finder
imoge
free from
porollox.
The slight vignetting
of
the corners, due
to
the
rounded
shope of
the Proxirect,
will, of
course,
not
oppeor
in the
picture.
o
Exposure
-
The Focor lenses do
not
offect
the
exposure
volue
determined
in
the
normol woy. When
using o
colour
filter,
mount
it
in front
of
the Focor
lens
ond
toke
into occount
its foctor.
-
ll
-
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