Observation Tube; Interpupillary Distance Adjustment; Diopter Adjustment; Light Path Selector - Olympus BHS Instruction Manual

C. Observation Tube
. Interpupillary 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 D of the right and
left eyepiece tubes with both hands until
perfect binocular vision is obtained. (Fig.
11)
2. 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 © to focus on
the specimen without using the coarse
and fine adjustment knobs. (Fig. 12)
Fig. 12
3. Light Path Selection
1) The trinocular tube is provided with a
light path selector knob © to direct the
light to the observation tube and/or to
the photo tube in 3 positions (Fig. 13)
Indicator Plate
Pushed in all the way Pulled out halfway Pulled out all the way
(v) (С. М)
Amount i 20% into binocular tube ο,
of light 100% into binocular tube 80% into photo tube 100% into photo tube
© Observation | © Observation of exces- | Photomicrography of
_ | _ sively bright specimens | dark specimens
| Applica | © Dark specimens | © Photomicrography (fo-
cusing through the bi- |
| nocular tube)
The indicator plate is provided at the knob port to summarize the usage of the above
table; it can be consulted before operating the knob.
V: Viewer (white letter)
C.V: Camera & viewer (yellow-green letters)
C: Camera (red letter)
The colors of the letters correspond with the color bands on the knob shaft.
11