the topsidl' scn:w
(Fi(Ulr~
5-47) until thl: hor
izontallincs in thl' (arget meet.
t:.
Swin1! {he Climera ::ITOund to the
four~fool
tOl~1.
While looking through the focal plane
pIall: loupe. move the focus bar toward
CLOSE·UP. Stop focllSing when the image
is sharpest. Now. look at tbe Jarger cross-
n::llr target through the RFNF eye window:
IF 11IE IMAGES OF 11IE VERTICAL
LINE ARE NOT MERGED: Using special
too!
~169443,
adju.t the range screw (Fig
ll~
547) untiJ the images of the vertka1
Hnt:' merge.
IF 11IE IMAGES OF 11IE HORIZONT At
UNE ARE NOT MERGED: Using special
tooJ #169443,
adjust the topside screw (Fig
ure 547) until the images of the horizontal
line merge.
d. Go back to the infmity target and repeat the
Infinity check: (step b).
e.
Wben an adjustments are complete.
sea)
the
adjusting screws with shellac.
f.
Take the camera off the collimator and re
place
the rear window
p1ate.
3. RlUIge Adjustment for Image Siler
IF 11IE MOVABLE AND RXED LINES
DID NOT MEET: As shown in Figure 5-48
there
is
j)
very small slot above the lens.
This provides
3Cl.'eSS
to
;.10
Oldjusting spring
which controls the alignment of the lines.
Set thl: focus bur to INFINITY, Using::l
very nne pointed tooJ such as::I fine bl::lded
tweezer, move the adjusting; sprin& while
looking through the eYI: lens, Stop OIdjustins
FIG, 5,48 RANGE ADJUSTMENT FOR IMAGE
SIZER
HORPZONTAL
ADJUSTMENT
FIG, 5.49 PARALLAX HORIZONTAL ADJUSTMENT fOR ZEISS IKON RFIVF
68