Accu-Scope EXC-500 User Manual page 18

TROUBLESHOOTING
IMAGE PROBLEMS
Problem
Image moves while focusing
Image tinged yellow
Image is too bright
Insufficient brightness
ACCU-SCOPE
®
(continued)
Specimen rises from stage
surface
Revolving nosepiece is not in
the click-stop position
Lamp intensity is too low
Blue filter not used
Lamp intensity is too high
Lamp intensity is too low
Aperture diaphragm closed too
far
Condenser position too low
73 Mall Drive, Commack, NY 11725 • 631-864-1000 • www.accu-scope.com
EXC-500 MICROSCOPE SERIES
Cause
Secure the specimen in the
slide holder
Revolve the nosepiece to the
click-stop position
Adjust the light intensity by
rotating the intensity control
dial and/or iris diaphragm
Use daylight blue filter
Adjust the light intensity by
rotating the intensity control
dial and/or iris diaphragm
Adjust the light intensity by
rotating the intensity control
dial and/or iris diaphragm
Open to the proper setting
Position the condenser slightly
lower than the upper limit
Corrective Measures
18