Nikon OPTIPHOT-POL Manuel d'instructions - Page 11
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IV.
MICROSCOPY
11.
Operating
Pr0Cf}dur~
1) Turn
the
brightness control
dial
(including
power switch) to light the lamp.
2) Bring the analyzer and the Bertrand lens out of
the optical path.
3) Place the specimen on the stage and swing the
10X objective into position. Focus on specimen.
4) Adjust the interpupillary distance and diopter.
(Refer to P. 9)
5) Make certain of correct illumination.
(Refer to P. 8)
6) Put the filters necessary into the filter recep-
tacle.
7) Carry out
the centering
procedure for the
objective. (Refer to P. 9)
8) Carry out the centering procedure for the con-
denser. (Refer to P. 10)
9) Bring the analyzer into the optical path.
10) Swing in the objective to be used and refocus on
specimen.
11) Brightness is adjusted by selecting ND filters or
by changing the lamp voltage to 6 ~ 12.
Table 1
Orthoscopic
Conoscopic
microscopy
IN
higher
IN
4X or
OUT
er
trand lens
OUT
IN
Circumscribed
70% ~ 80% of the
the circumfer-
al aperture
ence of the
higher
of the objective
conoscopic
4X or
field of view
pened
(or fully
opened)
cribed the
Circumscribed
circumference of
the circumfer-
higher
the eyepiece field
ence of the
of view
orthoscopic
Fully opened
field of view