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8 SETTING THE PRISM / NON-PRISM CONSTANT CORRECTION VALUE
8 SETTING THE PRISM / NON-PRISM CONSTANT
CORRECTION VALUE
The prism constant value of Topcon is set to zero. When using prisms other than Topcon’s, it is
necessary to set the prism constant correction value of that specific prism.
Once you set the correction value for prism constant, it is retained after power is OFF.
[Example]
• How to Set Prism Constant Value
Note: Confirm the non-prism constant value is set at 0 when measuring target such as walls in
Non-prism mode/Non-prism long mode.
1
Turn the power switch on.
2
Press the [ ] key.
3
Press the
[Prism constant value, Atmospheric correction]
icon.
4
Press the [Prism constant value] icon.
5
Input Prism constant correction value. *1)
[Example] The prism constant value: -14mm
Input the prism constant correction value (+14mm).
6
Press the [ ] key.
*1) Input range : -99.9mm ~ +99.9mm (0.1mm step)
[Prism constant value] icon
[ENTER] key
[Prism constant value, Atmospheric correction] icon
[Non-Prism constant value] icon
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