Nikon Optiphot Repair Manual page 94

·""-·,
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).
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