The ET series Theodolites have Smart appearance, reasonable structure, practical functions. They are easy-to-use, and with excellent performance and reliable quality.

Specifications: Telescope: Magnification: 30X. Objective Lens: 45mm. Overall Length: 157mm. Stadia Ration: 100. Stadia Constant: 0. Image: erect. Field of View: 1° 30 " . Minimum Focus: 1.4m. Resolving Power: 3.0’ . Electronic Angle Measurement: Reading System: Photoelectric detection by incremental encoder. Diameter of Circle ( VHz) : 79mm. Minimum Reading: 1 " / 5 " ( Selectable) . Accuracy: ET-02, 2 " . Horizontal Angle: Dual. Vertical Angle: ET-02, Dual. Display ( LCD) Display: Type: 2 sides, segment LCD in two lines.