Olympus BX46 Petunjuk Manual - Halaman 19
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5-2 Focusing Block
} The stage of this microscope is fixed at a low height to facilitate replacement of specimens. Take care not to let your
hand and fingers interfere with the stage when operating the coarse adjustment knob.
5
Fig. 14
1
3
4
Fig. 15
1
2
Fig. 16
1
Focusing Controls
The focusing block consists of the controls listed in the following table,
1
which also describes the functions of the controls.
2
No.
1
2
3
4
5
2
Adjusting the Focus
With both the coarse adjustment knob @ and fine adjustment knob 2,
rotating the knob in the direction of the arrow raises the objective (lets
the specimen approach the objective).
Name
Coarse adjustment
Moves the focus position widely.
knob
Fine adjustment dial Fine adjusts the focus position.
Fine adjustment
Fine adjusts the focus position. This knob
knob
can be attached to the fine adjustment
dial on either the left or right side. (When
the microscope is shipped, it is attached
to the right-side dial.)
Pre-focusing lever
Sets the lower limit of the objective
position (to prevent contact between the
specimen and objective).
Tension adjustment
Adjusts the force required to rotate the
ring
coarse adjustment knob.
BX46
(Figs. 14 & 15)
Function
(Fig. 16)
15