Troubleshooting - Zeiss Axioskop 2 plus Operating Manual

Carl Zeiss
4.3

Troubleshooting

Problem
Shadows or inhomogeneous
image brightness in the field of
view; the field is not entirely
visible.
4-4
CARE, MAINTENANCE, TROUBLESHOOTING AND SERVICE

Troubleshooting

Cause
The vis/fot pushrod on the camera
tube is not in the correct
(intermediate) position.
Nosepiece with objective not in
click-stop position.
Condenser not set correctly.
Aperture diaphragm not set
correctly.
Luminous-field diaphragm not set
correctly.
Filter not inserted correctly in filter
mount.
Axioskop 2 plus
Axioskop 2 mot plus
Remedy
Move the vis/fot pushrod on the
phototube in the correct position
(end position), see page 3-15.
Switch nosepiece with objective in
click-stop position.
Set condenser correctly
(adjustment, centering),
see p. 3-24 ff.
Set aperture diaphragm correctly
(centering, opening),
see p. 3-24 ff.
Set luminous-field diaphragm
correctly (centering, opening),
see p. 3-24 ff.
Insert filter correctly in filter
mount.
B 40-075 e 10/03