- Setl Digital Theodolite having 2″, 5″ Angle Accuracy, 30x Telescope, Clear Objective aperture 45mm, special for tunnel and in darkness, with two years warranty
- Setl Digital Theodolite having 2″, 5″ Angle Accuracy, 30x Telescope, Clear Objective aperture 45mm, special for tunnel and in darkness, with two years warranty
Technical Specification
Technical parameter
SJDJ-02L
SJDJ-05L
SJDJ-10L
SJDJ-20L
TELESCOPE
Image
Erect
Magnification
30×
Clear Objective aperture
45mm
Angle of field of view
1°30′
Shortest stadia
1.35m
Stadia multiplying constant
100
Stadia additive constant
0
Resolving power
3″
MEASURING ANGLE SYSTEM
Method of measuring angle
Incremental mode readings of photoelectricity
Minimum reading
1″5″
Method of detecting
H:two sides V:one side
Accuracy of measuring angle
2″
5″
10″
20″
Angle unit
DEG MIL GON
Display
LCD two sides
COMPENSATOR
Tilt sensor
plumb compensation automatically
——
——
——
Range of compensator
±3′
——
——
——
PLUMMET
laser
Laser power
1mW
Facular diameter
≤2mm
Alignment accuracy
1.5mm(1.5m height of theodolite )
Bubble
Accuracy of plate bubble
30″/2mm
Accuracy of circular bubble
8′/2mm
Working environment temperature
-20℃~+50℃
Laser pipe
Wavelength
635nm
Power
5mW
Largest measuring distance
180m（under sunshade daytime）
Central facular diameter
≤3mm∕100m
Non-coaxial error between laser axis and collimation axis
≤10″
Power Supply
Battery
Dry battery or charged nickel-hydrogen battery
Power Voltage
4.8V
Continuous operating time
36h(without laser）
Weight of theodolite
4.6kg
Dimensions
164×154×340mm
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