Olympus BHT Buku Petunjuk - Halaman 13
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Observation Tube
lnterpupillary Distance Adjustment
1 ) Click the 10X objective into position.
2) Looking through the eyepieces with both
eyes, adjust the interpupillary distance of
the binocular tube by adjusting the
knurled dovetail slides
@
of the right and
left eyepiece tubes with both hands until
perfect binocular vision is obtained. (Fig.
11)
Diopter Adjustment
1) Look at the image through the right eye-
piece with your right eye and focus on
the specimen with the fine adjustment
knobs.
2)
Next, look at the image through the left
eyepiece with your left eye and rotate the
diopter adjustment ring
@
t o focus on
the specimen without using the coarse
and fine adjustment knobs. (Fig.
12)
Light Path Selection
1 ) The trinocular tube is provided with a
light path selector knob t o direct the light
to the observation tube andlor to the
photo tube in 3 positions. (Fig. 13)
Fig. 12
Fig. 13
I
1
/
100% into binocular tube
20% into binocular tube
1
into photo tube
I
8 0 % into ~ h o t o tube
Knob Position
Pushed in all the way
( V )
Applica-
tion
@
Observation
@
Dark specimens
Pulled out halfway
(C. V.)
Photomicrography (fo-
Pulled out all the way
(C)
1
The indicator plate is provided at the knob port to summarize the usage of the above
table; i t can be consulted before operating the knob.
V: Viewer (white letter)
CV: Camera
&
viewer (yellow-green letters)
C: Camera (red letter)
The colors of the letters correspond with the color bands on the knob shaft.