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High Precision Laser Digital Theodolite DT-23L Surveying Instrument with upward laser guidance
- Item No. : DT-23L
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Technical Specifications
|
|
Mode |
DT-23L |
|
ANGLE MEASUREMENT |
Accuracy |
2" |
|
Method |
Absolute Reading |
|
|
Horizontal Angle |
Dual |
|
|
Vertical Angle |
Dual |
|
|
Miimum Reading |
1"/5" |
|
|
Unit |
360%/400gon |
|
|
TELESCOPE |
Image |
Erect |
|
Magnification |
30x |
|
|
Length |
152mm |
|
|
Objective Lens |
45mm |
|
|
Field Of View |
1銆30' |
|
|
Resolving Power |
3" |
|
|
Minimum Focus |
1.4m |
|
|
Stadia Ratio |
100 |
|
|
Stadia Constant |
0 |
|
|
Sighting Cllimator |
Double |
|
|
UP LASER POINT |
Wave Length |
690nm |
|
Deviation Between Laser Point |
鈮5" |
|
|
Laser Range |
200m |
|
|
LASER PLUMMENT |
Down Laser Plummet |
0-5m best distance range |
|
OPTICAL PLUMMENT |
Magnification |
3x |
|
Field Of View |
3銆 |
|
|
Focusing |
0.3m tooo |
|
|
DISPLAY |
Unit |
2 sides |
|
LLLUMINATION |
Display |
yes |
|
Reticle |
yes |
|
|
COMPENSATOR |
Tilt Sensor |
Vertical |
|
Compensating Range |
+3鈥 |
|
|
LEVEL SENSITIVITY |
Plate Level |
30"/2mm |
|
Circular Level |
8"/2mm |
|
|
WATER PROTECTION |
Standard |
IP66 |
|
POWER SUPPLY |
Battery |
Li-ion |
|
Voltage |
3.7V |
|
|
|
Operating Temp |
-20銆Cto+50銆C |
|
|
Weight |
5kg |
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