Distance Measurement - Long Range (Lo Mode) - Leica MS50 User Manual

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Laser dot size
7.4
Availability
Range
Atmospheric
conditions
Accuracy
Characteristics
MS50/TS50/TM50, Technical Data
Distance [m]
at 30
at 50
at 100

Distance Measurement - Long Range (LO mode)

Only available for TS50/TM50.
Reflector
Standard prism (GPR1,
GPH1P)
Range of measurement:
Display unambiguous:
Range A:
Strong haze, visibility 5 km; or strong sunlight, severe heat shimmer
Range B:
Light haze, visibility about 20 km; or moderate sunlight, slight heat
shimmer
Range C:
Overcast, no haze, visibility about 40 km; no heat shimmer
Standard measuring
Long Range
Beam interruptions, severe heat shimmer and moving objects within the beam path
can result in deviations of the specified accuracy. The display resolution is 0.1 mm.
Principle:
Type:
Carrier wave:
Measuring system:
Laser dot size, approximately [mm]
7 x 10
8 x 20
16 x 25
Range A
Range B
[m]
[ft]
[m]
2200
7300
7500
1000 m to 12000 m
up to 12000 m
std. dev.
Measure time,
typical [s]
ISO 17123-4
3 mm + 1 ppm
2.5
Phase measurement
Coaxial, visible red laser
658 nm
System analyser basis 100 MHz - 150 MHz
Range C
[ft]
[m]
[ft]
24600
>10000 >32800
Measure time,
maximum [s]
12
74

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Tm50Ts50

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