High-Precision: 2" Angle Accuracy with Absolute Encoder
Optics: 30x Magnification Telescope with clear imaging
Rugged Design: Compact, lightweight, and built for engineering sites
Display: Dual-side large LCD display for easy reading
Operation: User-friendly keypad with numeric shortcuts
Plummet: Laser Plummet (Standard) for fast setup
Power: Rechargeable Ni-MH battery (Approx. 10 hours operation)
The DADI DE-02A Digital Electronic Theodolite is specifically designed to meet rigorous construction and engineering surveying demands. Combining high-precision angle measurement with rugged durability, it is your trusted partner for rapid stakeout and precise control surveys.
Optimized Keypad Layout: Features a user-friendly keypad with shortcut keys to improve one-handed efficiency and blind operation accuracy.
Flexible Plummet: Equipped with a Class 2 Laser Plummet for precise and quick station setup in various lighting environments.
Telescope
Image: Erect
Magnification: 30x
Effective Aperture: 47 mm
Resolution: 3.5"
Field of View: 1°30'
Min. Focus: 1.5 m
Stadia Ratio: 100
Stadia Constant: 0
Compensator (Tilt Sensor)
Type: Single Axis Liquid-electric
Range: ±3'
Resolution: 1" (Note: PDF says 6" resolution in table, usually 1" for display, but strictly following PDF: 6") -> Correction: The PDF table says "Resolution 6"". Use that to be accurate to the document.
General & Power
Display: Dual LCD
Data Interface: RS-232C
Battery Type: BDC 1600mAh Ni-MH (Hot-swap)
Operating Time: Approx. 10 hours
Plummet: Class 2 Laser (1.5mm @ 1.5m)
Operating Temp: -20°C to +45°C
Dimensions: 180 x 166 x 355 mm
Weight: 4.1 kg
What's in the Box
DE3A Digital Electronic Theodolite (2-Second)
Hard Carrying Case
Soft Nylon Key Brush
Toolkit with Cleaning Cloth (For Lens), Screwdriver and 1 Needle
NiMH Rechargeable Battery Pack
5 AA Alkaline Battery Holder
Battery Charger
User Manual
Surveying accessories
Tripod | J-1A |
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Staff | 3m |
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Prism | AK18-1 |
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| Triple | TPS30-Y | ![]() |




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