Electrophysics AstroScope 9350 Operating Manual page 36

4. Thread the Eyepiece to the back of the 9350EPA about
half way.
5. Thread the Objective Lens to the FLA-C.
6. Power the unit by turning the switch on the 9350EPA to
the "On" position.
7. Set the lens at infinity and adjust the eyepiece for your
vision.
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