*Caution: Never disassemble the electrical, mechanical, or optical components. This
servicing should only be done by a Swift technician.
Issue
Possible cause
Solution
Visual field is uneven, or
image is dark at the edges
Nosepiece is not locked in
place to center the
objective lens
Turn nosepiece until you
hear a click to center the
objective lens
Slide is not centered over
the bulb, leaving part of the
specimen unilluminated
Center the slide over the
bulb with the X-Y
translational control knobs
Dirty objective or eyepiece
lens
Clean with compressed air
or soft brush
Iris aperture is closed too
far
Open the iris aperture
wider
Visual field is blurry or dirty Dirty objective or eyepiece
lens
Clean with compressed air
or soft brush
The slide is dirty
Clean the slide with glass
cleaner
Eyepiece or objective lens
not fully screwed into place
Tighten eyepiece or
objective lenses
Poor image quality
No cover slip on the
specimen
Place glass cover slip over
the specimen
Slide is too thick or too thin Use a lab-quality slide
Slide is placed upside
down on the stage
Flip the slide over so that
the cover slip is facing up
Oil on objective lens
Wipe the lens off with soft
cloth and glass cleaner
Iris aperture is too narrow
or too wide
Adjust the iris aperture
Image moves while
adjusting focus
Slide is shifting on the
stage
Reposition slide more
securely in the slide holder
6
Summary of Contents for SW380T
Page 1: ...User Guide SW380T...
