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
• Absolute coding angular surveying system, intelligent angular measuring, stable working performance.
• Double-faced LCD, clear display, easy operation.
• Highly integrated circuit board, high quality IC parts, imported CCD sensor.
• Steel shaft, imported lubricating oil grease, metal enclosure, long tooling life.
• Independent inclination sensor, automatic error calibration
• Sealed water-proof telescope
• Coaxial type locked screw and fine-tuning screw, easy for measuring.
• International used mode, easy and simple operation.
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 | Ⅱ |
| 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 | -20℃~+45℃ |
| Size and weight | |
| Overall size | 180X166X355mm |
| Center height | 232mm |
| Weight | 6.5kg |
