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I. RANGEFINDER/vIEWFINDER PARALLAX
CHECK
RF/VF
p.nailnx
should be tested only after the
lens and RF/VF have been collimated.
I. Remove the front cOver and extend the be}..
Jows to detentlock..jn.
"I
Open the rear door and mount the camera on
tbe Polaroid collimator. Clamp the focal plane
plate into position on the camera.
3.
Aim at
the frame target. Jook through the
RF/VF
eye
window and make the following
checks:
Zeiss Ikon RF/VF
a. Move the focus bar to CLOSE-UP: Observe
that the top horilontalline of the yellow pro
jected frame image is within the area bounded
by the 180 close-up target lines (Figure
3~6).
Ifit isn't. adjust ttIe horizontal parallax as
instructed in Section V.
NOTE~ "180~'
on
the target refers to Zeiss Ikon
RF/VF'~
"100" refers to Polaroid RFIVF', and
image mers.
--------- --- -!
= ----- - ---- - ---- -
r--- - - --
-~ ~
- - - -- -- - - - - -
~---
--
~---.
, ,
,
,
~-;-;-
--------r·--------------.:
,
.
, ,
-~-.-
,
..
__
_
~_l_'_.~
•• ______ ••
~.
• ____
FIG. 3_6 FRAME TARGET - 180 CLOSE-UP
I,. \1\1n: illl' focu:> bar to iNFINITY, Observe
tll;11
till.'
lOp hOtlzont"l
line
of
the yellow
pro
K'ch'd frame jmage
is within
the area
bounded
b~
Iltl' IXO inflniry target
lines
(Figure 3-7).
If II Isn
'1.
adju~t
t
hl' horizontal paraJlax as
in~lnl\'"I,,'d
in Section V.
Oh"'..'n't'I!l>.l!
Ihl;' Il;'ft 5lde vertical
hoe
of the
ydl()w
projected
fr<trne image is within the
"r!;' > .1 bounded by Ih.. 180 tilt target Hnes:
I
Fi!!ur~>
3-7 L If
it Isn
'r. Jdjus( thl' vertical
p:'lri.llln.,J:' ~!l\fHl\'"ll'U
in Section V.
Polaroid RFfVF
>.I,
[\1,lh' IITl' focu\
o:Jr
to
CLOSE-UP:
Observe
{hal lhl.' ri!,!hf 5idl' Jnd
top Jines
of
the
pro
jl>c!CU
fr..tmt'
image are within the area
--~-~-------~-~~-.--
~--
. .
-~ ~. --·~l~":'"':!"-~-~·---
-.~
~-~-~·-1-...;.:..w;;w~-~-.":
:
~.~---------~----
-- ..
--,
.
FIG. 3.7 FRAME TARGET ·180 INFINITY
& I80TILT
bounded by
the
100 close-up and 100
tilt
ta.r~
get lines
{Figure
J...s).
If
they are not, adjust
the parallax as
instructed in
Sectlon V.
.---- --..--. -f=-····- -- ----. -.-.
r--·····--·-··---------------···~
,
,
.
' ,
,
,
,
, ,
, ,
,
'
,
'
, '
:·T:~ ~~~- --·~f.::.::--
------
~_"~'.~
•••• __ ol •• ___________ _
FIG. 3.8 FRAME TARGET -looCLOSE-UP
& 100 TILT
b. Move the
focus
bar
to
INFINITY: Observe
that
the right
side and bottom
lines of
the
projected frame image are with.in
the
area
bounded by the J00 infmity and 100 tilt tar
get
lines
(Figure
3~9).
If they are not, adjust
the
paraJiax as instructed in Section V.
.---... ---- --f --- -------- ----- -- --
,
r--- _ .. --.-.
- .
-_. - --------- --.
~
-~-
..
-
,
!..~~-~---
_. -------
--.~-
:
.---··----r.:-:·~-·:::"~·-~----
~
J -
-
• - - - - •
-J- -----.--.-
,
._--
,
,-------~-------------
,
.
,
,
FIG. 3.9 FRAME TARGET - 100 INFINITY
&
looTlLT
18
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