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Precision Optical Theodolite - China

price: 3.00 Dollar US$

Model: DT402
Description: DT402 Precision Optical Theodolite Introduction:
Measure longitudinal axis, lateral axis(center line), verticality, horizontal angle and vertical angle. Applicable for railway, highway, bridge, water conservancy, mining, building, large equipment installation, cadastral survey, topographic survey and engineering survey. Features:
1. Large screen, convenient to operate.
2. Absolute coding angle measuring system.
3. Electronic compensator.
4. Measuring angle repeatedly to get average value to improve accuracy.
5. Panel operation. Technology parameters:
1. Angle measurement: (a) Measuring method: absolute coding; (b) min reading: 1″; (c) Accuracy: 2″.
2. Telescope: (a) Objective aperture: 45mm. (b) Magnification: 30×. (c) Imaging: erect image. (d) Field angle: 1°30′. (e) The shortest sighting distance: 1.0m.
3. Display: (a) Display screen: double sided. (b) Lighting: yes.
4. Compensator: (a) Inclination sensor: automatic vertical compensation. (b) Compensation range: ± 3′.
5. Spirit level: (a) long spirit level: 30″/2mm. (b) circular spirit level: 8′/2mm.
6. Power: (a) battery: 6V, rechargeable Ni-MH battery. (b) Battery working time: 15 hours.
7. Optical plummet: DT402
8. Data interface: RS-232C
9. Dimension: 153×175×328mm
10. Working temperature: -20℃ ~ +50℃
11. Weight: 4.0kg


Company Contact:


  • Phone: +8651683890183

  • Address: Building A, Science and Technology Park, China University of Mining and Technology, Quanshan distric, Xuzhou, Jiangsu, China

  • Email: Email


Published date: June 2, 2019 -

  • Business Description: Mining instruments and meters, include Video/Audio Recorder, Ventilation Resistance Meter, Steel Wire Lossless Flaw Detector, Mining Motor Operation Parameter Meter, Resistance Meter, Ultrasonic Flowmeter, Infrared Radiation Thermometers, Temperature and Humidity Meter, Laser Range Finder, Gas Detector, Sound Level Meter, Vibration Meter, Intrinsic Safe Digital Camera/Video Camera, Fireworks/Firecrackers Detector, Explosive Detector, Leak Tester, Optical Theodolite, Ultrasonic Lossless Tester, Bolt Wireless Force Measuring Meter, Dust Meter, Night-Vision Device, Illuminometer.

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