Olympus bx40 Gebruiksaanwijzing - Pagina 23

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Fig. 37

Fig. 38

Fig. 39

0 Adjust the coarse adjustment knob tension using the tension adjustment

ring. The coarse adjustment knob tension is preadjusted for easy use.

However,

if desired, you tan Change the tension using the tension

adjustment ring 0. Turning the ring in the direction 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 the

ring in the direction of the arrow to increase tension.

0 Ordinarily, the fine adjustment knob is used with the rubber cap attached.

However, if space between the knob and the Stage controls is insufficient,

the cap may be removed. The cap makes it easier to turn the fine

adjustment knob in small increments to obtain more precise focusing.

0 The prefocusing lever ensures that the objective does not come in contact

with the specimen and simplifies focusing. After focusing on the specimen

with the coarse adjustment knob, turn this lever 0 in the direction of

the arrow to set an upper limit on coarse adjustment movement. After

changing specimens, refocusing is easily accomplished by rotating the

coarse adjustment knob to resch the pre-focused Position, then making

fine adjustments with the fine adjustment knob.

0 Stage movement with the fine adjustment knob is not affected by this

pre-focusing lever.