ET/ETL Series

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

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Shandong China Coal Industrial Equipment Co.,Ltd

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