Diopter Adjustment; Centration Of The Field Iris Diaphragm Ch2·Fs (Optional); Objective Change - Olympus CHS Instructions Manual

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Fig. 19
Image of the field
iris
diaphragm
Field of view
Fig. 20
Fig, 21
III
Diopter adjustment
1) Look at the image through the right eyepiece with your right eye, and
focus on the specimen "\lith the focus adjustnlent knobs.
2) Next, looking at the image through the left eyepiece ','.lith your left
eye, rotate the diopter adjustment ring
:5;
to focus on the specimen
'Ivithout using the focus adjustment knobs. (Fig.
IS}
II
Centration of the field iris diaphragm
CH2·F~
(optional)
1) Rotate the diaphragm ring C',) counterclockwise to stop dO'lvn the iris
diaphragm to the minimum. (Fig. 19)
2) Rotate the condenser height adjustment knob
(~;
in either direction
until the image of the field diaphragm is viSible sharply in the held of
view. (Fig. 19)
3) Bring the image of the field diaphragm into tile center of the field by
means of the two attachment lens centering screws (3). (Figs. 19,20)
4} Open the diaphragm until the small ring of the diaphragm inscribes the
field of view. If the polygonal ring is not concentric with the field of
viev.;, repeat the centering procedure mentioned above. (Fig. 20)
5) After centration is complete, re-open the diaphragm until it becomes
a larger polygonal ring around (or circumscribes) the circular edge of
the field.
II
Objective change
I) Swing in the objective to use. (Fig.21}
2) Be certain to click the nosepiece in position.
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