31
Chapter 5. Usage and Adjustment
A16.1098
the eyepiece base corresponds to the
scale on the pupillary distance
indicator to read the size of the
pupillary distance at this time.
5.7
Visual adjustment
（
Figure 35
）
After focusing the sample, first
observe one eyepiece with one eye,
and then observe the other eyepiece
with the other eye. If the image is
not
clear,
use
the
visibility
adjustment ring on the eyepiece to
focus the sample, so as to see the
image with both eyes at the same
time.
★
there are
±
5 diopters on the
eyepiece visibility adjustment ring,
and the value aligned with the dot on
the eyepiece base is the visibility
value of the eye.
5.8
Electric condenser adjustment
（
Figure 36
）
Press the two keys at the rear of
the left side of the host to turn the
condenser
clockwise
or
counterclockwise to the required
hole position.
Figure 34
Interpupillary
distance dot
interpupillary
distance code
eyepiece ametropia correction ring
eyepiece tubes
Figure 35
Figure 36
Button
