Issue date
：
2020/3/16
－
9
－
3.3 Assembly of 120 deg coupling
(1) Rotate the star handler fixation screw [9] a little bit until the screw tip does not
above the shaft hole; Rotate the Locking pin [19] a little bit until the tip does not
above the shaft hole.
(2) Take out the Fixation nut [4] from 120º
coupling, apply a little bit engine oil or
grease on its axis, insert the axis into the hole of second arm from the bottom to up,
tighten the locking pin [19] make the locking pin [19] into the axis groove, tighten the
fixation nut [4] finally.
Fig 8 Assembly drawing of 120º
coupling
3.4 Assembly of microscope head
Take out the microscope head connect it with the hanging axis. Use the method as
same as 3.3 to assemble the microscope head to the 120º
coupling.
3.5 Assembly of 180º inclinable binocular tube
Take out the 180º
inclinable binocular from the package, fix it to the microscope head
make sure the pin is in the right position, then tighten the screw [21].
