iOptron 8603 Telescope User Manual


 
9
For 90mm Maksutov-Cassegrain (#8504)………………………………….
Install Diagonal by screwing it onto the back end of the
scope. You can adjust the position of the diagonal by
loosening the free-spinning threader on the diagonal.
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.
Flip
switch
Dia
g
onal
E
y
e
p
iece