Collimation; Reticle - Sokkia CX Series Operator's Manual

35. CHECKS AND ADJUSTMENTS

35.4 Collimation

With this option you can measure collimation error in your instrument so that the
CX can correct subsequent single face observations. To measure the error, make
angular observations using both faces.
Procedure
1. Display <Collimation>.
Select "Instr.const" in the Config.
mode screen and select
"Collimation".
2. Sight the reference point in Face
1.
Sight the reference point in Face 1
and press [OK].
3. Sight the reference point in Face
2.
Rotate the instrument 180°. Sight
the same point in Face 2 and press
[OK].
4. Set the constant.
Press [YES] to set the constant.
• Press [NO] to discard the data
and return to <Collimation>.

35.5 Reticle

PROCEDURE Check 1: Perpendicularity of the reticle to the
horizontal axis
1. Carefully level the instrument.
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