TOPCON DT-305 数字经纬仪 (30X; 0.9m; 5")

Telescope

- Length: 149mm

- Aperture: 45mm

- Magnification: 30X

- Field of view: 1°30’ (26m/1,000m)

- Resolving power: 2.5"

- Minimum focus: 0.9m

- Stadia ratio: 100

- Stadia constant: 0

Angle measurement

- Method: Rotary absolute encoder

- Minimum display: 1"/ 5"

- Accuracy: 5"

Display:

- Unit: LCD 2 sides

Tilt angle compensation:

- Type: Automatic vertical compensator

- Range of compensation: ±3'

Optical plummet:

- Magnification: 3X

- Minimum focus: 0.5 m

Sensitivity of levels:

- Circular level 10’/2 mm

- Plate level 30"/ 2 mm

Dust and water protection: IP66

Operating temperature range: -20°C ~ +50°C

Storage temperature range: -30°C ~ +60°C

Power supply (Standard): 4 AA alkaline batteries

Working duration: 230 hours

Size (DxWxH): 173 x 181 x 318 mm

Weight: 4.1kg

Included accessories: 

- DT-305 Digital Theodolite

- Carrying case and components

Myzox Aluminium Tripod

- Myzox Aluminium Stave

Details

Datasheet


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