Leica NA720 User Manual page 25

Focusing telescope
NA720/724/728/730/730 plus, Operation
Step Description
1. Aim telescope against a bright background (e.g.
white paper).
2. Turn eyepiece until reticule is sharp-focused and
deep black. Now the eyepiece is adapted to your
eye.
3. Aim telescope on staff using the coarse aiming
device.
4. Turn focusing knob until image of staff is sharply
focused. If the eye is moved up and down behind
the eyepiece the image of the staff and the reticle
may not be displaced against each other.
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