Explanations; High Accuracy With The 360° Prism - Sokkia X-1000 series Operator's Manual

27.EXPLANATIONS

27.1 High Accuracy with the 360° Prism
Sighting can be more accurately performed by facing the 360 Prism toward the instrument. The 360 Prism
° °
should be set up so that a pair of diametrically-opposed hexagonal points on its rubber flanges are aligned with
the sighting direction of the instrument (see the diagram below).
: Hexagonal points
When using the ATP1SII, the 360 Prism should be set up so that a pair of diametrically-opposed marks on top
°
of the prism are aligned with the sighting direction of the instrument.
: Prism sighting direction
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