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Telescope
Compensator
Level
Four button keyboard
unit
Instrument ports
Technical Data
Prism type
Leica GRZ122
Leica GRZ4
Refer to the white paper "Leica Surveying Reflectors" for information
☞
about the different centring accuracies.
Additional influencing factors
When determining absolute coordinates, the following parameters can also
affect the resulting accuracy:
Environmental conditions: temperature, air pressure and humidity
•
Typical instrument errors, such as horizontal collimation error or index
•
error.
Proper functioning of laser plummet or optical plummet
•
Correct horizontal levelling
•
Setup of the target
•
Quality of additional equipment, such as tribrach or tripod.
•
Type
Magnification
Free Objective aperture
Focusing
Field of view
Angular accuracy
instrument ["]
9
Type
Circular level sensitivity
Electronic level resolution
Type
Keyboard
Position
Name
Cable
CommunicationHandle
360° prism
360° prism
Value
30 ×
40 mm
1.7 m/5.6 ft to infinity
1°30'/1.66 gon
2.7 m at 100 m
Setting accuracy
["]
[mgon]
1.5
0.5
Value
6'/2 mm
2"
Description
4 keys, 4 LEDs
Face I only
Description
5 pin LEMO-0 for power, communica-
•
tion, data transfer.
This port is located at the base of the
•
instrument.
Hotshoe connection for Communication-
•
Handle.
This port is located on top of Commu-
•
nication side cover.
Centring accuracy
2.0 mm
5.0 mm
Setting range
[']
[gon]
4
0.07
61
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