Nikon 50i and E100 manual @x2, REASSEMBL. Y Procedure

R-4106.A

REASSEMBL. Y PROCEDURE 2. F·tube

2. F·tube

2-1. Depression prism unit (Refer to Fig. 5 and 6)

Up j_

l)Attach lens charnber G) (with @ and @ inside, to be positioned as ~Tthicker)

to prism holder@. using washer @ and screw @ x 2.

2)lnsert tenses @ and @ (positioned as fb.±. thicker)

o~T

into prism holder ~ and nx them with retaining ring @.

3)Place cylindrical rollers @ x4 and parallel pin 56C on the

fiducial roiler race @) attached to binocular body attaching plateeij) through @x2 (Fig. 23). Apply oil

G7920 to @ and ~

4)Place the lower side of roller race (V onto cylindrical rollers @ of the above cited fiducial

Down

Fig. 22

roilers race @, and @ x 4
and @ onto the upper sur·
face of roller race @. through
@x2.
5) Apply adhesive No. 616 to the	~--
contact surface @ (at three
	~
points), and attach 9 to	57' ~~
@ withscrews ~x2	A
transitorily.

6)Make positional adjustment of

(V on the upper surface of Fig. 23

e@, so that@ operates smoothly witltout any slack in respect to roller race @i.2 of

~Fix it with screw ~x 2.

Operating torque of@ is to be SOg - 60g, measured with a tension gauge.

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