3002-CB FORENSIC COMPARISON MICROSCOPE SERIES
ACCU-SCOPE
®
73 Mall Drive, Commack, NY 11725 • 631-864-1000 • www.accu-scope.com
17
One side of the
image is dark
The condenser is not in the center of the field of view\the
condenser inclines
Install the condenser
again and adjust the
center carefully by
centering the bolt
The nosepiece is not in the right position
Turning it until it reaches
the “clicked” position
The image shift
during focusing
The nosepiece is not in the right position
Turn it to the “clicked”
position
The image is a little
yellow
Blue filter not in holder
Use the blue filter
The brightness is
not enough
The size of the aperture diaphragm is too small
Adjust
The position of the condenser is too low
Adjust the position
There are stains on the lens (including condenser,
objective, eyepiece and collector)
Clean
MECHANICAL PROBLEMS
Problem Cause
Corrective
Measure
The image cannot
focus when using
high magnification
objective
The coverslip is too thick
Use the standard
coverslip
（
0.17 mm
）
The objective
touches the
specimen when
changed from low
magnification to the
higher
magnification
The coverslip is too thick
Use the standard
coverslip
（
0.17 mm
）
The binocular
image is not
coincident
The interpupillary distance is not correct
Adjust
Eyes are too tired
No diopter adjustment
Adjust the diopter
correctly
