Digital Theodolite South ET 02 Specification :
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ET-02/ET-02L | ET-05/ET-05L | ET-10/ET-10L | |||||
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Angle Measurement
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Measuring method
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Absolute code
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Raster diameter
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79mm
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Min display unit
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1″/ 5″Selectable
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10" | ||||||
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Accuracy
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2″
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5″
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10" | |||||
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Horizontal angle
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Dual
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Dual | Dual | |||||
| Vertical angle | Dual | Dual | Dual | |||||
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Telescope
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Image
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Erect
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Tube length
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157mm
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Effective aperture
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45mm (EDM:50mm)
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Magnification
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30×
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Field of view
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1°30′
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Minimum Focusing Distance
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1.4m
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Resolving Power
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3″
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| Stadia ratio | 100 | |||||||
| Stadia constant | 0 | |||||||
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Auto Compensator
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System
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Liquid-electric detection
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Plate Vial | ||||||
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Work range
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±3′
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Resolving power
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1″
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Vial
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Plate vial
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30″/2mm
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Circular vial
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10′/2mm
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Optical Plummet
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Image
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Erect
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Magnification
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3×
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Focusing range
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0.5m~∞
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Field of view
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5°
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Display
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Type
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LCD display 2sides
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| Laser Pointer | ||||||||
| Laser Range | be seen up to 100 meters away | |||||||
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On-board Battery
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Power supply
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Rechargeable Ni-H battery/AA Battery
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Voltage
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DC 6V
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Continuous operation time
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10hours
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Size & weight
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Dimension
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L145*H318*W179
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Weight
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5.2㎏ | |||||||
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