Digital Theodolite Ruide ET-02

Telescope Image Erect image Magnification 30x Effective aperture 45mm Resolving Power 3" Field of view 130 Minimum 1.4m Stadia Ratio 100 Stadia Constant 0 Sight Distance Precision 0.40% L Tube Length 157mmFEATURE :Angle Measurement Angle Measurement Mode Photoelectric detection by incremental decoder Dia of circle ( vertical, horizontal) 79mm Mode detection Horizontal angle: dual; Vertical