Angle measurement (Hz,V) Detecting system_Absolute encoder Minimum display_1″/5″/10″(selectable) Accuracy_2″ Telescope Magnification_30X Field of view_1°30′ Minimum focus distance_1.5m Image_Erect Compensation System_Dual-axis Range_±3′ Resolving power_1″ Distance measurement (IR) Single prism (good condition)_3000m Reflective sheet_800m Accuracy_2mm±2ppm Measuring time (Repete/Tracking)_1s/0.5s Reflectorless (RL) Range (white board reflectivity 90%)_600m Single prism_＞7500m Accuracy_3mm±2ppm Measuring time_1.5s Communication Internal memory_20000 points (SD card supported) Interface_RS232, Mini-USB, USB Data format_ASCII Operation Operation system_Real-time operation system Display_192×96 high-light LED screen, brightness adjustable in 3 level Keyboard_2 sides alphanumeric backlit crystal keyboard Laser plummet Type_Laser point, 4 brightness levels adjustable (Optical plummet is optional) Accuracy_1mm at 1.5m instrument height Environmental meteorological parameter modification_Manually(T-P senser is optional) Operation temperature_-20℃_+50℃ Storage temperature_-40℃_+70℃ Dust & Water proof_IP66 Power supply Battery type_BT30 Li-ion battery Voltage/Capacity_7.4V 3400mAh Operating time_18 hours(continuous angle measurement every 30 seconds) Measuring times_Approx. 12000 times Weight Weight_3.8kg with battery Characters Zenith point measurement without removing the handle Shortcut measurement key on the side, convenient for surveying Small and light Key define Intelligent checking
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