Automatic Target Aiming (Atr) - Leica iCON iCR70 User Manual

Laser dot size
7.4
Range of tar-
get aiming/
target locking
ATR accuracy with the
GPR1 prism
Maximum prism speed
Searching
Technical Data
Type
Measuring system
Distance [m]
at 30
at 50
at 100

Automatic Target Aiming (ATR)

Reflector
Standard prism
(GPR1)
360° prism
GRZ4, GRZ122)
360° Mini prism
(GRZ101)
Mini prism
(GMP101)
Reflector tape
60 mm x 60 mm
☞
The maximum range can be restricted by poorer conditions, for
example rain.
Shortest measuring distance: 360° prism (Target aiming):
Shortest measuring distance: 360° prism (Target locking):
Type
ATR angle accuracy Hz, V (std. dev. ISO 17123-3)
Prism Lock only
Prism Lock with
Measure Mode Con-
tinuous with lock
☞ A tangential movement means the prism is passing by the instrument
at the specified distance.
A radial movement means the prism is moving away from or towards
the instrument in the line of sight direction.
Type
Typical search time in field of view
Field of view
Description
System Analyzer Basis 100 MHz - 150 MHz
Laser dot size, approximately [mm]
7 x 10
8 x 20
16 x 25
Range (Target Aiming)
[m] [ft]
1000 3300
800 2600
350 1150
500 1600
45 150
Direction of prism movement
Tangential
14 m/s at 20 m
6 m/s at 20 m
Range (Target Locking)
[m] [ft]
800 2600
600 2000
200 660
400 1300
not qualified
1.5 m
5 m
Accuracy
1 " (0.3 mgon)
Radial
25 m/s
6 m/s
Value
1.5 s
1°25'/1.55 gon
55