3002 MICROSCOPE SERIES
ACCU-SCOPE
®
73 Mall Drive,
Commack, NY 11725 • 631-864-1000 • www.accu-scope.com
21
TROUBLESHOOTING
(continued)
IMAGE PROBLEMS
Problem
Cause
Solution
Image moves while
focusing
Specimen rises from stage surface
Secure the specimen in
the slide holder
Revolving nosepiece is not in the click-stop position
Rotate the nosepiece in
the click-stop position
Image tinged yellow
Blue filter not used
Use daylight blue filter
Lamp intensity is too low
Adjust the light intensity
by rotating the intensity
control dial
Image is too bright
Lamp intensity is too high
Adjust the light intensity
by rotating the intensity
control dial
Aperture diaphragm closed too far
Open to the proper
setting
Condenser position too low
Position the condenser at
the upper limit
Insufficient Brightness
Lamp intensity is too low
Adjust the light intensity
by rotating the intensity
control dial
Aperture diaphragm closed too much
Open to the proper
setting
Condenser position is too low
Position the condenser at
the upper limit