Topcon OS-101 - Page 29

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5. BASIC OPERATION
(3)Horizontal angle
Press [R/L] to switch the display status between HA-R (horizontal angle right)/HA-L (horizontal
angle left). The capitalized letter in the softkey indicates the currently selected mode.
Allocating [R/L]: "20.6 Allocating Key Functions"

• Horizontal distance and height difference are also displayed in "SHVdist" tab.
 Measuring screen
 Input screen/configuration screen
 Observation mode screen Graphic tab
Laser is emitted
Display all options
Values can be input/
edited
Scale
(units: m)
Arrow indicates north as set backsight
Instrument station
Target point