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Theodolite DET-2 


DET-2 Construction Theodolite

A Theodolite for precise results
with accurate angle measurements

The DET-2 Construction Theodolite is a rugged, cost-effective theodolite designed to give accurate angle measurements in general construction applications. The affordable, versatile, easy to use instrument and accessories will increase your productivity when turning angles and setting elevations and lines.


Accuracy Matters

Features & Benefits

Each DET-2 comes equipped with a plumb bob, NiMH rechargeable battery pack and charger, alkaline battery pack, adjustment tools, rain hood, multi-language user guide, and hard-shell, compact, o-ring sealed, carrying case.

Theodolite Kit
  • 2″ angular accuracy – accurate enough for any construction job, yet the display resolution can be tailored to operator’s preferences for fast readings

  • Vertical axis compensation – tilt sensor provides the highest level of accuracy and can be turned on or off depending on job requirements

  • Dual LCD with extra-large characters – easy to see angle readings eliminate errors and reduces eye fatigue

  • Back-lit LCD and telescope reticle – allows work in low light conditions including indoors and extended hours near dawn and dusk Simple six-button keypad – quick setups and simple operation with low operator learning curve

  • Large suite of programmable settings – provide multiple options for various users and job requirements

  • Optical plummet allows quick setup over a control point. Hardshell, durable, o-ring sealed carrying case with plumb bob, rain hood, and adjustment tools



Image - Erect

Magnification - 30x

Aperture - 45 mm (1.7 in)

Focus Distance - 1.35 m to ∞ (4.43 ft) to ∞

Field of View - 1˚ 30’

Stadia Ratio / Constant - 100 / 0

Optical Plummet

Image - Erect

Magnification - 3X

Angle of view - 5˚

Focusing range - 0.5 m ~ ∞ (1.6 ft ~ ∞)

Reticle type - Crosshair Angle Measuring System

Minimum Reading - 1” or 5”

Precision - 2”

Units - Deg / mil / gon / V %

Display - Dual, Large Character, Backlit LCD

Tilt Sensor

Automatic Compensation - ±3’ Range

User set On/Off


Tubular - 30”/2 mm

Circular - 8’/2 mm

One Touch Button Functions

ON / OFF - Power

☼ Backlight / Illumination On / Off

HOLD - Angle Hold

R/L - Clockwise/Counterclockwise Measurement

0SET - Zero Reset of Horizontal Angle

V% - Convert Vertical Degrees to Percent

Dust/Water - IP-54

Operating Temperature - –20°C to +50°C (–4°F to 122°F ) Size - Instrument - 164 x 154 x 340 mm (6.4 x 6.1 x 13.4 in) Weight - Instrument - 4.5 kg (9.9 lb)

Warranty - 1 Year


Our Tripods and Rods are the foundation for your measurement success.

Choose from a wide range of clamps, vials, brackets, and adaptors.

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