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3
REM
Remote Elevation Measurement
Press the [REM] key to display the screen
shown right. HT can be input from here.
Sight the target point and press the [MSR]
or [TRK] key.
Loosen the vertical clamp, and turn the
telescope to aim at an arbitrary point.
The elevation difference between the
target
ground point and the arbitrary point
will be displayed.
HT: 1.2500m
Vh: -1.2364m
HT Recording
REM
A prism is required only at
the sighting (target) point
as a reference point.
Vh
Station point
Z
HD
VD
HT
Θ
Vh = HD・tan(90°-Θ)
–
VD + HT
Sighting point
Arbitrary point
You can update the Height of target by REM
measurement.
Sight the bottom of the prism pole and press the [REC] key after
shooting to the prism.
HT: 1.2500m
Vh: m
Press MSRorTRK
REM
HT: 1.2500 m
Vh: m
REM
1
REM
7
○
S
T
U
Содержание DTM-330
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