right edge approach the contact surface so that clamping
screw
(36)
can be securely scre11111ed into the respective notch.
Observe that there is a locating pin at the contact surface,
which has to engage into a groove in the locating surface.
Insert the eyepieces.
Insert the polar izera for incident light
(44)
end for
transmitted light
(58).
Pull elide for attenuation filter (1) out of analyzer slide,
placing, to this end, arresting lever into a horizontal
position by actuating rotary knob, end provide it with
attenuation filter d or a, as required.
Loosen screw of analyzer elide
(2)
stop with special
wrench
B,
push in analyzer slide
(2)
from the right, end
screw on stop again.
Insert slide for attenuation filter again.
Insert aperture diaphragm slide for incident light
(24).
Insert field diaphragm slide for incident light
(25).
Use special wrench
8
to take filter changer (10) out of
lamp housing {12)1 and equip it with filters
(
cf.
5).
Loosen knurled screw
(16)
on lamp housing back panel, detach
the latter, unscrew lamp's angular holder (71) with the aid
of special wrench
B,
and take it out.
After introducing the lamp
(72)
up to the stop of the lamp
support (70)1 insert angular holder by considering the locat
ing pins, and close the lamp housing. In doing so, take care
not to touch the glass bulb of the lamp with the fingers.
Attach arm rests
(38).
3.
3.1.
Starting the complete! y assembled inotrument
Insert mains plug jnto socket.
Turn lamp voltage rotary
knob
(29)
lo the right
(
swjtch-on
and brjghtneas setting
)
.
