12
Chapter 3.Installation
A16.1098
3.1
Trinocular viewing head
tubes
（
Figure 2
）
①
Use 2mm hexagonal
screwdriver to loosen the
mounting screw and then
remove the dust cover.
②
Calibrate the trinocular
viewing tube with dovetail
joint and fix it with 2mm
hexagonal screwdriver.
★
Please securely hold the
trinocular viewing tube in
case of falling off to reduce
the performance of the
device.
3.2 Eyepieces and Centering
telescope
（
Figure 3
）
①
Remove the dust cover and
then insert two eyepieces into
the tubes(Check that there is no
gap or backlash between
eyepieces and the tubes.)
②
In phase contrast
observation,please change one
eyepiece to a centering
telescope and ensure that the
phase ring is accurately
focused.
Figure 3
Figure 2
Trinocular
viewing tub
ball Hex screwdriver
dovetail joint
dust cover
eyepiece
centering telescope
