DE2A-L is the lower laser alignment device. The front eyepiece laser can be used for about 150 meters.

DE2A is a common electronic theodolite, the laser alignment device encodes the angle measuring system, the angle measurement is digital and intelligent, and the work is stable and reliable.

   • Double-sided LCD panel for clear display and easy operation

   • Highly integrated circuit board, high quality IC components, imported CCD sensor, quality assurance

   • Steel shafting, imported grease, metal casing, long service life

   • Independent tilt sensor to automatically correct tilt error

   • Sealed waterproof telescope

   • Coaxial locking screw and fine-tuning spiral for easy measurement

   • Internationally available function mode for easy operation

Telescope imaging positive image magnification 30 × objective lens effective aperture 47mm resolution 3.75′′ field of view 1o30′ short line of sight 1m line of sight multiplication constant 100 barrel length 162mm angle measurement angle measurement mode code small reading 1′′, 5′′, 10′′ Angle unit 360°, 400gon, 6400mil vertical angle 0° zenith 0°, horizontal 0° level long level 30′′/2mm circular level 8′/2mm compensator system liquid capacitive working range ±3′ resolution 1′′ centering laser, optical optional optical alignment imaging image magnification 3X focusing range 0.3m～∞ field angle 5° data transmission interface RS-232C battery power rechargeable nickel-hydrogen battery voltage DC 6V continuous operation Time BDC1800mAh about 10 hours ambient temperature ambient temperature -20 °C ~ +45 °C size and weight dimensions 180 × 166 × 355mm center height 232mm weight 6.5kg