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III
Usage
1
Preparations for observation
Adjust the torque of the focus knob.
1
Adjust the torque of the focus knob so as not to fall down the zooming
body on its own weight.
Turn the torque adjustment ring using the
clamp tool. Turning the ring in the direction
of the arrow indicated on the side surface of
the focusing mount will increase the torque.
Note) • Do not twist the left and right focus
• Do not turn the knob beyond its
• Do not turn the fine focus knob while
Adjust the interpupillary distance.
2
This adjustment should be performed every
time the observer is changed since the
interpupillary distance differs between
individuals. Adjust the interpupillary distance
so that the view field for each eye is merged
into one. Move while holding each sleeve
with both hands.
Adjust the diopter.
3
This adjustment should be performed every time the observer is changed
since the eyesight differs between individuals.
1 Turn the diopter rings on both eyepieces to set them at the 0 position
(match the 0 line with the index line).
2 Turn the zooming knob to the highest magnification. Focus on the
sample using the focus knob. (Refer to "Focusing".)
12
knobs.
turning limit.
holding the coarse focus knob or vice
versa. Otherwise, the damage to the
instrument will result.
Increasing the torque.
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