REASSEMBL. Y PROCEDURE | 2. F·tube |
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2. F·tube
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 |
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and @ onto the upper sur· |
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face of roller race @. through |
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@x2. |
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5) Apply adhesive No. 616 to the | ||
contact surface @ (at three | ||
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points), and attach 9 to | 57' ~~ | |
@ withscrews ~x2 | A | |
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transitorily. |
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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.
