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As the performance of microscope can’t play fully due to unfamiliar operations, the table below
can provide some solutions.
Problem
Cause
Solution
1. Optical System
(1) The image is too bright
or too dark.
Inappropriate adjustment to
brightness.
Readjust
the
brightness
appropriately.
(2) Stain or dust is observed
in the field of view.
Stains have accumulated on
the specimen.
Clean the specimen.
Stains have accumulated on
the eyepiece.
Clean the eyepiece.
Stains have accumulated on
the objective.
Clean the objective.
Stains have accumulated on
the working plate.
Clean the working plate.
(3) The right field of view
doesn’t superpose with the
left one.
Interpupillary distance is
incorrect.
Adjust the interpupillary
distance.
Diopter adjustment is
incorrect.
Adjust the diopter.
The eyepiece for the right
eye is different from the left
one.
Use the same eyepieces.
(4) Unclear image
Stains have accumulated on
the objective.
Clean the objective.
(5) Image is not clear when
focusing.
Diopter adjustment is
incorrect.
Adjust the diopter.
Focus is incorrect.
Adjust the focus.
(6) The eyes feel tired
easily.
Diopter adjustment is
incorrect.
Adjust the diopter.
The brightness is not right.
Adjust it.
2. Focus system
(1) The focusing knob is not
smooth.
The focusing knob is too
tight.
Loosen it properly.
(2) The image is not clear
due to the self-decline of the
microscope body.
The focusing knob is too
loose.
Tighten it properly.
4. Troubleshooting
A23.0910
