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This instruction manual has been
written
f?r the use
of the
Olympus
System Microscopes
Models BHA-LS, BHA-HL, BHB-LS & BHB-HL.
lt
is
recommended that
you
read the
manual
carefully in order to familiarize yourself fully
with
the use of the
microscopes,
so that you
can obtain the best performance
.
IMPORTANT
Observe
the
following points carefully.
•
Operation
1.
Always handle the microscope with the
care it
deserves, and
avoid abrupt
mot
ions.
(
is
used
in
an ambient temperature higher than 40°C (
104°
F),
it may)
cause
a
trouble to the microscope.
2.
Avoid
exposure of the microscope to
direct sunlight, dust and
vibration.
3.
Only
use the tension adjustment ring for altering the tension of the coarse
adjustment.
Do
not
twist the
two
coarse
adjustment knobs in the opposite directions simu ltaneously,
which will cause
damage.
4.
Ascerta in that the
line
voltage
selector switch
on the base plate is set to conform with the
local mains
voltage.
*
If
the microscope is
used
on the mains voltage higher than the
rated
voltage over
10
%, it
may
cause a
troubl e.
5.
Disconnect the line
cord
from
the AC power outlet
for
fuse replacement
.
•
Maintenance
1.
Lenses must
always be
kept
clean. Fine dust on
lens
surfaces should be blown or wiped
off by means
of
an air
blower
or a clean brush. Carefully wipe off
oil
or f ingerprints
the
lens surfaces with gauze moistened with
a
small
amount of xy lene,
al
cohol or
ether.
2.
Do not use organic
solutions
to wipe
the
surfaces of various components.
Plastic
parts,
especially, should
be
cleaned with a neutral
detergent.
3.
Never Disassemble
the microscope for repair.
4.
microscope should be stored in its
contai
ner
immediately
after use.
If
this
is
not
possible,
it
should
be covered with the viny
l
dust
cover
provided. it is
best
to
keep ob-
jectives and
eyep ieces in a desiccator, containing desiccants such as
sil
ica gel.
CONTENTS
I.
STANDARD
EQUIPMENT
A.
Model
BHA
B.
Model
BHB
2
11.
VARIOUS COMPONENTS OF
THE
SYSTEM MICROSCOPE SERIES
BH
.
.
. .
.
3
Ill.
ASSEMBLY
4
IV.
IDENTIFICATION AND FUNCTION
OF
VARIOUS
COMPONENTS
.
.
.
. .
.
.
5
V.
8
1.
2.
. . . . . . . . .
.
.
..
.
....
.....
....
..
..
.
. . . . . . . . . .
.
. .
3.
8
9
13
4.
with
Transmitted
Light
. .
.
. .
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.
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.
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. .
.
.
.
. .
13
A.
Obl ique Illumination
.
.
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. .
14
B.
c.
Aperture Iris
Diaphragm
14
Field Iris Diaphragm
.
.
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15
VI.
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.
15
1.
Adjustment of Light Intensity
. .
.
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.
. . . .
.
.
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. .
.
15
2.
Source
16
3.
Halogen Light
Source
16
VII.
17
1.
Removal of Specimen Holder
.
.
.
.
.
. .
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.
. . .
.
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.
. . .
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.
. . .
.
. . .
.
.
.
.
17
2.
of Mechanical Stage
with Horizontal
Coaxial Controls BH-SH .
. .
17
3.
. .
. . .
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.
. .
17
VIII.
OBSERVATION
TUBES
18
1
.
Interpupillary Distance
and Diopter Adjustments
18
2.
Light
Path
Selection .
.
.
. . . . . .
.
.
. . .
. . . .
.
.
. . .
.
. . .
.
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.
19
IX.
.
.
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.
.
.
. .
19
1.
Tension Adjustment
of Coarse Adjustment Knobs
. .
.
.
. .
.
. .
. .
.
.
. . .
.
19
2.
Automatic
Pre-focusing
Lever
.
.......
.
....
.
. . . . . . .
..
....
.
.. .
19
X.
....
.
..
.
..
.
.......
.......
..
...
.
...
.
.... .
20
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