Theodolite Digital Ruide ET-02 Laser


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SPECIFICATION
ET-02 Laser
Telescope:
Magnification: 30X
Objective Lens: 45mm
Overall Length: 157mm
Stadai Ration: 100
Stadia Constant: 0
Image: erect
Field of View: 1° 30″
Minimum Focus: 1.4m
Resolving Power: 3.0′
Electronic Angle Measurement:
Reading System Photoelectric detection by incremental encoder
Diameter of Circle (VHz): 79mm
Minimum Reading: 1″/5″ (Selectable)
Accuracy: 2″
Horizontal Angle Dual Dual
vertical Angle Dual Single
Display:
(LCD) Display Type 2 sides, segment LCD in two lines
Level Sensitivity:
Plate Level: 30″/2mm (30″ per 2mm)
Circular Level: 8’/2mm (8″ per 2mm)
Auto Vertical Compensator:
System: Liquid-electric detection/plate level selectable
Working range: +3′
Accuracy: 1″ (Liquid-electric detection) 30″”/2mm (plate level)
Optical Plummet Telescope:
Image : Erect
Magnification : 3X
Focusing Range : 0.5m – °°
Field of View : 5°
GENERAL
Operating Temperature : -20°C – 45°C
Water Proof : IP66
Internal Power Supply : Rechargeable Hi-H battery / AA battery
Voltage : 6VDC
Operating Time : 10 hours/20 hours (battery pack)
Dimension : L145 x H318 x W179mm
 

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