·""-·,
R-4106.A
REASSEMBL
Y
PROCEDURE
1.
B·tube
REASSEMBLY
PROCEDURE
Before reassembly, clear
off
dírt from the lenses, prisms and metal parts.
1.
B-tube
1-1.
Depression prism unit (Refer to Fig.
1)
1) Insert the lens chamber
G)
(with @ and @ ins1de, to be positioned
as
~~
thicker),
and screw in retaining ring
G)
Applying adhesive No. 350, attach
G)
to
G)
aft;;';djusting
the
optical
axis (P. 40).
2) Assemble prism @ on the
mount
(D and
n.x
it with plastic
screw@
transitorily. Set the
prism in such a position
as
shown in Fig. 16,
that the end surface
of
the prism holder coin·
cides with the
bottom
edge
of
the 30° surface
of
the prism
@.
(Fig. 16)
3) Attach
G)
to main body
G)
with screws
~x3
' Coincide the edgcs.
Fig.
16
4) Insert lemes ª and @
into
main body
(D
and screw
in
retaining
ringG)
(the positions
of
the lenses are to be
~J..
thicker).
~
1-2.
Binocular
body
(Refer to Fig. 2 and 3)
1)
Insert
washer@
into the central axle
(@J).
(Apply oil G7920 to
both
the surfaces).
2) Insert righthand prism
box
c:@D
into the central
a.xle
e@
(Apply oil G7920)
to
the fit and
thrwt
surfaces).
Note: Do
not
apply so much oil
as
to
enter
the prism box. Over-full oil should be wiped off.
3)
Insert rotation limit screw
~
x 1 into the groove on e@ from the outside
of@.
Check
the
full range
of
operation
from limit
to
limit.
4)
Insert
washer@
into the central axle
(@D.
(Apply oil G7920
to
both
the surfaces).
-
24-
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