Vertical Reticle Line - Sokkia SDM3E Operation Manual

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3) If the target at B is not on the reticle, rotate the reticle
plate by loosening the four adjusting screws.
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Adjusting screws
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Fig.
114
Fig.
113
(4) Vertical re ticle line
When the vertical reticle lie is in the correct position, the
two readings on both faces of the telescope differ by 1800
exactly.
I) Level the SDM3E. Select a clear target at a horizontal
distance of about 330 ft (100m).
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330 ft (100m)
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Fig.
115
2) Take the face left reading (A), 5° 1 6'1 0" e.g.
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79