5
-3
Ob
se
rvation Tube
./
.f'<
~
\
~~~~~
~
"
) /
Fig. 32
,
FIQ.
33
r,_~
"
.
.
~I..~L
"
V
I
--+
Fig.
34
Fig.
35
BX50
• Interpupill
ary
Distance
Adj
ustme
nt
IFig.321
While
looking throogh the eyepieces. adjust the binocular
movement
to
where the left
and
right view fields
are
the
same.
The
inde)(
dot .
Indicates the Interpupillary distance
Note your Interpupillary distance so that It can be quickly duplicated.
• D
io
pt
er Adjus
tment
(Fi
gS.
33,34)
looloang through the fight eyepiece
with
your fight eye, focus on the
specimen
uSing the coarse and fine adjustment knobs.
2.
looking
through the left eyepiece with your left eye, turn the diopter
adjustment
ring
CD
to
where
the specimen
is
in
focus.
(Fig.
33)
1.
2.
3.
Using
a F
inder
Eyepiece
Looking through the
right eyepiece
with
your right eye, turn the knurled
ring on top
of
the eyepiece until you see
two
distinct sets of recticles
in the field of
view
{Figs. 33,34)
looking
through the right eyepiece, turn the coarse adjustment knob
to
focus on the specimen and
reclldes
looking
through the
lett
eyepiece
WI
th your
left
eye, turn the diopter
adlustment
ring
CD
uSing a finder eyepiece
• Using the Eye Shades
(F
ig, 35)
When
no
t W eari
ng
Eyeglasses
With
the eye shades In their normal extended poSitIOn, observe With
one's eyes
dose
to the
eye
shades.
Wh
en
Wea
r
ing
Eyeglasses
Hold the eye shade out
wa
rd wi
th
both hands,
(Fig.
35)
~
·
------------------------
----
16
c
~
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OJ
:i
m
(')
o
z
:;i
o
r
<J>
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