Men alat surveyor Total Station DT-207

The Topcon DT-207 Digital Theodolite integrates the same high-quality advanced absolute circle reading technology found in Topcon' s high-performance total station products for more accurate field calculations; and they continue to deliver the highest quality optics and electronics you expect to find in Topcon theodolites. Features: ? 150 hours of operation in Angle Measurement Mode on 4AA batteries - better than any other model! ? Unmatched speed and accuracy ? Vertical angle correction provides 7" accuracy ? Large, high-contrast, back lit LCD display ? Compact, lightweight, sets up in seconds ? Simple operation - single side display ? Removable handle ? 360 rotating telescope ? Dual quick-sights: top and bottom of telescope ? Water and dust proof ? Built-in tribrach with bubble vial The affordable Topcon DT-207 Digital Theodolite delivers 7" angle accuracy. The Topcon DT-207 Digital Theodolite weathers any wet or dust conditions in the field, allowing for a more productive day during inclement weather. The Topcon DT-207 is also compact and lightweight for easy portability; and its simple operation provides precise measurement in a functional, hassle-free package. TECHNICAL SPECIFICATIONS TELESCOPE Length 149 mm Objective lens 45 mm Magnification 30x power Field of view 1 30? Resolving power 2.5 power Minimum focus 90cm Stadia ratio 100 Stadia constant 0 Sighting collimator Double ELECTRONIC ANGLE MEASUREMENT Method Absolute Reading Detecting 2 horizontal sides, 1 vertical sides Minimum reading 5" / 10" arc seconds, 1mgon/ 2mgon Accuracy 7 arc seconds Diameter Circle 71mm DISPLAY Unit 2 sides OPTICAL PLUMMET TELESCOPE Magnification 3x power Field of view 3 Focusing 0.5m~  LEVEL SENSITIVITY Plate level 40 / 2mm Circular level 10 / 2mm WATER PROTECTION IP66 rating POWER SUPPLY 4AA batteries OPERATING TIME 150 Hours OPERATING TEMPERATURE -20 to + 50 degrees C WEIGHT 9.0 pounds ( 4.1kg) 1x Unit Topcon DT-207 1x Alumunium Tripod 1x Levelling staff / Rambu Ukur