8
STEINDORFF
®
8.
Vertical Illumination Alignment
1.
Field Diaphragm Adjustment Knob
2.
Aperture Diaphragm Adjustment Knob
3.
Filter Wheel
4.
Condenser Adjustment Knob
5.
Lamp Vertical Adjustment Knob
6.
Lamp Transverse Adjustment Knob
7.
Field Diaphragm Centering Screw
8.
Polarizer
1.
The aperture diaphragm near the lamp house may be adjusted slightly to change contrast.
2.
To center the incident or vertical lamp:
a)
Put a piece of paper and place it on the stage. Take out one objective
form nosepiece and rotate the nosepiece until this objective opening hole
is in position over the paper.
b)
Turn the power on and adjust the brightness control to establish sufficient
light.
c)
This paper will allow for focusing of the lamp filament on it. If the
filament image is not centered in the overpass hole, reduce the aperture
Filament Image
Overpass Hole
Figure 10
