
8
6.
T
rouble shooting
The performance of the microscope can't be made fullybecause of unfamiliar using,
this following tablewill give some advice.
noituloSesuaCelbuorT
1. Optical system
(1) Brightness is too bright or too dark Brightness adjust not well Make right adjustment
(2)Dirt appears in the field of view
Dirt on the specimen Clean the specimen
Dirt on the surface of eyepiece Clean the surface
Dirt on the surface of the objective Clean the objective
Dirt on the working stage Clean the working stage
(3)Double image
Interpupillary distance is not correct Readjust it
Dioper adjustment is not correct Readjust it
Magnification of each eyepiece is not
the same size
Mount the same size eyepiece
(4)Image is not clear Dirt on the surface of the objective Clean the objective
(5)Image is not clear whilethe focus
changing
Diopter adjustment is not correct Readjust the diopter
Focus is not correct Readjust the focus
(6)The image on the monitor is not
clear whenthe focusing knob is
turned
The
focus
of
video
is not correct
Readjust the focus of video to
a correct position
2. Electrical
system
(1) Bulb does not work when the
switch is on
The bulb is notinserted correctlyInsert it correctly
Bulb is wrong Replace bulb
Fuse is broken Replace fuse
There is something impede the
light
Clean the working stage
(2)bulb is burned out suddenly
The voltage is too high Use voltage regulator
Use the wrong bulb Replace withacorrectone
(3) fusealwaysburned out The voltage is too high Use voltage regulator
(4) the bulb flickers or the
Brightness is unstable
The bulb willburn out soon Replace withanew one
The bulb was not inserted
correctly
Insert I correctly
3. F
ocusing
(1) the focusing knob is not smooth The focusing knob is too tight Loosen it to a suitable
(2)the image is obscure because
of the head slipping down by
itself during observation
The focusing knob is too loose Tight it toasuitable position