Olympus BX53M Instructions Manual page 47

10 12
9
A
B
C
D
The above picture shows the image of the arc image
projected to U-CST during centering the mercury
burner. This image picture may differ depending on
the state of the mercury lamp housing.
11
9
Turn the collector lens focusing knob to project the arc image on
U-CST. (Picture A)
If the arc image is not projected, turn the burner centering knobs.
10
Turn the burner centering knobs to move the arc image to the center
of the right (left) half of the field of view. (Picture B)
11
Insert the Allen screwdriver in the mirror focusing screw on the back
of the lamp housing and turn it to bring the mirror arc image into
focus. (Picture C)
12
Turn the burner centering knobs to overlay the arc image with the
mirror arc image. (Picture D)
During observation, turn the collector lens focusing knob to
TIP
adjust the observation field to become uniform.
BX53M
41