Dadi Survey Instrument Laser Electronic Theodolite

• After-sales Service: Life Time
• Warranty: 12 Months Free
• Working Power: 6VDC
• Shipping Cost: Estimated freight per unit.: about shipping cost and estimated delivery time.
• Currency: US$
• Return&refunds: You can apply for a refund up to 30 days after receipt of the products.
• Model NO.: DE, DE-L
• Battery Capacity: 1800mAh
• Net Weight: 6.5kg
• Type: Laser Theodolite
• Transport Package: Carton Case
• Specification: 180X166X355mm
• Trademark: DADI
• Origin: China
• HS Code: 9031809090
• Production Capacity: 800 Sets/Year
• Package Size: 28.00cm * 27.00cm * 50.00cm
• Package Gross Weight: 10.000kg

Product Description

Description
The theodolite is used to test the level angle and vertical angle, it's widely used in civil engineering surveying area, it's a kind of very common surveying instrument.

Features
• Absolutely coded angle measurement system, angle measurement is digitized, intelligent, stable and reliable
  • Double-sided LCD panel, clear display and easy operation
  • Highly integrated circuit board, high-quality IC components, imported CCD sensor, quality assurance
  • Using steel shafting, imported lubricating grease, metal shell, long service life
  • Independent tilt sensor, automatically correct tilt error
  • Sealed waterproof binoculars
  • Coaxial locking screw and fine-tuning screw for easy measurement
  • Internationally-used functional mode, easy to operate and standard

Technical specifications

Telescope
Imagine	Erect image
Amplification rate	30X
Objective effective aperture	47mm
Resolution ratio	3.75''
Field angle	1o30′
Shortest sighting distance	1m
Visibility multiplying constant	100
Lens cone length	162mm
Angular surveying
Mode	Absolute coding(incremental mode optional)
Accuracy	2″, 5″
Min. readout	1″,5″,10″
Angular unit	360°, 400gon, 6400mil
Vertical angle 0°, Zenith 0°, Horizontal angle 0°
Spirit Level
Long spirit level	30″/2mm
Round spirit level	8′/2mm
Compensator
System	Liquid condenser type
Working range	±3′
Resolution ratio	1″
Centring unit(laser and optics optional)
Optics centring unit
Imaging	Erect image
Amplification times	3X
Focusing range	0.3m~∞
Field angle	5°
Laser Centring unit
Laser wave length	650nm
Laser power	5mw
Laser degree
Effective measuring distance	0~3m
Spot size	1mm/1.5m
Battery
Power supply	Rechargeable Ni-MH
Voltage	DC 6V
Continuous working hours	BDC1800mAh approx 10 hours
Temperature
Working ambient temperature	-20ºC~+45ºC
Size and weight
Overall  size	180X166X355mm
Center  height	232mm
Weight	6.5kg