DE2A-L Theodolites Surveying Instrument Electronic Digital Theodolite/ Electronic Theodolite/ Digital Theodolite

Features:

1. Angular accuracy of 2-secs, 5-secs or 10-secs

2. Magnification up to 30x

3. Ten-button interface panel that is easy-to-use

4. Up to 8 hours battery life (uninterrupted work flow)

5. Dual Backlit LCD display

6. Compact and lightweight build

7. Build-in Laser Pointer

Specifications:

1. Angle Measurement

1) Type: Absolute angle encoder system

2) Detection Method: Level Radial, Vertical Radial

3) Minimum Reading: 1″, 5″, 10″ or 20″

4) Accuracy: 2 second, 5 second, or 10 second

2. Level

1) Plate/Tubular Bubble Vial: 30″/ 2mm

2) Circular Bubble Vial: 8’/ 2mm

3) Electronic Vial: N/A

3. Tilt Sensor/Compensator

1) Range: ±3′

2) Type: Single-Axis (Vertical Compensation)

3) Method: Liquid-electric detection

4) Resolving Power: 6″

4. Telescope

1) Image: Erect

2) Magnification: 30x

3) Diameter of Objective Lens (Aperture): 47mm (1.85 in)

4) Focus Distance: 1m (39.37 in) to infinity

5) Field of View: 1°30′ (26m/1,000m)

6) Ratio of Stadia Lines: 100/0

7) Resolving Power: 3.75″

8) Length of Tube: 162mm (6.37 in)

9) Reticule Illumination: Yes, built-in

10) Quick Sights (Rough Sights): Yes

11) Laser Pointer (with red laser): Coaxial Red (635nm/10mw)

12) Laser Range: 150m

13) Laser Position Frror (with sight): ≤5″

5. Laser Plummet

1) Accuracy: 1.5mm at 1.5m instrument height

2) Class: Class-2

3) Wavelength: 635nm

4) Range Outdoors: 150m

6. Battery/Power

1) Power Source: Rechargeable Ni-MH Battery

2) Battery Life: Up to 8 Hours

3) Battery Life Alert: Visible alert

7. Display and Keypad

1) Type: LCD- Segment

2) Sides: Dual

3) Keys: Ten-button keypad

4) Touchscreen: No

5) Backlight: Yes

6) Pixels: N/A

8. Temperature

1) Operating: -10°C to 45°C (-50°F to 113°F)

2) Storage: -20°C to 45°C (-68°F to 113°F)

9. Interface

1) Bluetooth: N/A

2) USB: N/A

3) Pin Port: Optional RS232

10. General

1) Weight: 4.5Kg (9.92 lbs)

2) Dimensions: 190 x 170 x 355mm (7.48″ x 6.69″ x 13.97″)

3) Tribrach: Detachable