MECHANISM ANO PRINCIPLE
3.
UW-tube
e Depression
angle
of
binocular body: 30°
11
Tube magnification: l X
e Special beam splitter
will
cause
no
slack
of
the eyepiece.
R-4106.A
3.
UW·tube
11
Owing to Siedentopf type adopted, even though the interpupillary distance
is
changed (within a
range
of
54
- 75mm),
for
which prism cover @
is
vertically turned and moved, the tube length
remains constant ali the times.
• Diopter adjustment
is
performed not
by
an
adjusting collar but
by
the eyepiece with a
range
of
-8
-
+5
dptr.
•
Two
step optical·path change-over system. sending a light intens1ty of
100%
for
observation or
86%/14%
for
photography /observation
Wlth
the 1 X relay lenses tnserted.
Focusing
in
photography
is
possible with the binocular body, beca
use
the parfocality between the
image positions
ÜL
and
ÜR
and that
in
Photo·tube
is
exactly maintained.
ÜL
/\""
X lntcrpup11lary
distunce
\ OP
~
Fig.
14
-
19
-
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