50
*1) Standard deviation based on DIN 18723
Laser beam
Laser class
:
Class II (Class 2)
Wave length
:
633nm
Maximum output
:
0.6mW
Laser beam range
:
50m
Condition
Weather
: Fine
Time
: The daylight hours
Laser beam diameter(When focused) *2)
*2) The laser beam diameters are theoretical values
The visible laser beam diameter will vary with brightness of circumstance.
Optical
Plummet
Telescope
Magnification
3x
3x
3x
Filed of view
3
°
3
°
3
°
Focusing
0.5m~
∞
0.5m~
∞
0.5m~
∞
Level
Sensitivity
Plate level
40"/2 mm
40"/2 mm
60"/2 mm
Circular level
10'/2mm
10'/2mm
10'/2mm
Water protection
Standard
IP 66
IP 66
IP 66
Power Supply
Battery
4 AA
batteries
4 AA
batteries
4 AA
batteries
Operating Time
(Alkaline manganese
dry batteries),
(+20
°
C
[
+68
°
F]
Åj
Theodolite only
Laser only
Theodolite and
laser
Approx. 140
Approx. 80
Approx. 45
(hours)
Approx. 150
Approx. 80
Approx. 45
(hours)
Approx. 170
Approx. 80
Approx. 45
(hours)
Tribrach
Type
Detachable
Detachable
Fixing
Others
Dimension
DxWxH(mm)
152x188x313
(5.97x7.1x12.3 in)
152x188x313
(5.9x7.1x12.3 in)
152x188x305
(5.9x7.1x12.0 in)
Weight (Includ-
ing batteries)
4.2kg
(9.2 lb)
4.2kg
(9.2 lb)
3.6kg
(7.9 lb)
Instrument height
176 mm
(6.93 in)
176 mm
(6.93 in)
---------
Serial signal
RS-232C
connector
Yes
No
No
Laser beam
Laser class
Class 2
Class II
Class 2
Class II
Class 2
Class II
Wave length
633nm
633nm
633nm
Maximum output
0.6mW
0.6mW
0.6mW
Laser beam
range*2)
50m
50m
50m
Telescope
Magnification
Distance(m)
5
10
20
30
50
30x
Beam diameter(m)
0.1x0.2 0.2x0.4 0.5x0.7 0.7x1.1 1.2x1.9
26x
Beam diameter(m)
0.1x0.2 0.3x0.4 0.6x0.8 0.8x1.2 1.4x2.0
Item
Item
Model
DT-205L
DT-207L
DT-209L