Olympus CHA-P Руководство по эксплуатации - Страница 8
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Mechanical tube length adjust-
ment rings
Bertrand lens turret ring
Engraved letters "IN" for in.
sertion of Bertrand lens into
the light path; "OUT" for
removal of the Bertrand lens
from the light path.
Bertrand lens focusing ring
Condenser height
adjustment
knob
Stage centering screw
Automatic
pre-focusing lever
Aperture iris diaphragm ring
Numerical aperture scale grad-
uated.
=
Polarizer scale
Reading to 5°
Swing-out knob for top
lens
Polarizer rotation ring
Condenser N.A. is 0.9
(when top lens swings
out N.A, is 0.25)
Filter mount
Accepts 45mm-diam.
ilters.
Bulb mount
Lamp house clamping knob
The
lamp
house
cover
can
be
opened
by pulling down the
knob;
or closed
by pushing it up
until it snaps
in place.
Before pushing, ascertain that the
knob is positioned as shown in
the picture right, marked with
x
O