Olympus BX60 Руководство по эксплуатации - Страница 33
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Fig. SS
Adjusting the Coarse Adjustment
(Fig. gs>
O Adjust tha coarse adjustment knob tension using the tension adjustment
ring®.
The coarse adjustment knob tension is preadjusted for easy use.
However, if desired you can change the tension using the tension
adjustment ring (JX Turning the ring in the (fraction of the arrow increases
tension, and vice versa.
The tension is too low if the stage drops by itself or focus is quickly
lost after adjustment with the fine adjustment knob. In this case, turn
tha ring in tha direction of the arrow to increase tension.
Fig. 57
Using the Fine Adjustment Knob Rubber Cap (Rg. 66)
O Ordinarily, the fine adjustment knob bused with the rubber cap attached.
However, if space between the knob and Die sage consols is insufficient
the cap may be removed. Tha cap makes it easier to turn the fine
adjustment knob and to obtain more accurate focus.
Pre-focusing Lever
(Rg. 67)
O Tha pre-focusing lever ensures that tha objective does not come in
contact with tha specimen and simplifies focusing. After focusing on
tha specimen with the coarse adjustment knob, turn this lever 0 in
tha direction of the arrow to set an upper limit on coarse adjustment
movement After changing specimens, refccuang is easry accompSshed
by rotating die coarse adjustment knob to reach tha pre-fbcused position,
then making fine adjustments with the fine adjustment knob.
O Stage movement with the fine adjustment knob is not affected by
this pre-focusing lever.
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