iOptron SmartStar Cube 8800G Instruction Manual page 9

Eyepiece
Flip
switch
Install the Finderscope by sliding the dovetail plate onto the
sleeve (see arrow) and tightening the side screw.
The eyepiece can be placed on the end of the scope or on the
side (see next step). Secure the eyepiece using the side screw.
Use the focus knob to adjust the focus.
This picture shows the eyepiece on the side. Remove the
protective cap to insert the eyepiece. The diagonal is not used for
side viewing.
Use the flip switch to flip the internal mirror to view from the side
or the end of the scope.
9