SHANGHAI ESURVEY GNSS CO., LTD.
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5
Distance Measurement
It is used to measure the horizontal distance between the instrument and the target point through
the reticle in the telescope.
Through the reticle (up / down / left / right) in the telescope to measure the distance between the
target and the instrument.
To measure the distance, do the following:
1. Place the instrument above point A and level up.
2. Place the levelling staff on point B.
3. Aim on the levelling staff and read the distance L.
L = Upper distance line - Lower distance line
