Neth 203 10 sec Theodolite

Series NETH203 Electronic Theodolite The detection system in the NETH 203 uses an incremental encoder to measure horizontal and vertical angles. Also reads vertical angles in per cent of grade. The unique double-sided keypad allows for quick and easy readouts, displayed brilliantly on LCD windows. The powerful 30X telescope optics produces a crystal clear and bright image. Optical plummet is standard on the NETH 203, allowing for fast and accurate setup. Specifications Telescope Magnification 30x Stadia Ratio 1:100 Objective Lens 45mm Stadia Constant 0 Resolving Power 4.0" Image Erect Field of View 1 degree 30 minute Minimum Focus 2.9 ft/0.9m Electronic Angle Measurement Accuracy 5" Diameter of Circle 79mm Method Incremental Reading Minimum Reading: 10" Detecting Horizontal: 1 side Vertical: 1 side Display Panel 2 sides Illumination Yes Optical Plummet Field of View 5 degrees Focusing Range 1.5 ft Magnification 30x Level Sensitivity Plate Vial 30"/2mm Circular Vial 8'/2mm Power Supply Alkaline Battery (included) Operating Time 30 hours Battery or NiCad Rechargeable pack