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Focussing the telescope
NDNA03_Monok_fok_l
1
Point telescope towards bright background (e.g.
white paper).
2
Turn ocular until reticle is focussed and appears
sharp and black.
NDNA03_Monok_fok_l
3
Aim telescope on staff using the coarse aiming
device.
4
Turn focussing knob until image of staff is
sharp. Moving the eye up and down behind the
ocular should not show the staff and reticle be
displaced against one another.