High Quality Survey Instrument Collimator Laser Totoal Station Calibration Stand

1.Number of collimator tube: 4pcs

2.Focus: 565mm

3.Aperture: 55mm

4.Focus:550

5.Accuracy(Reticle’s division value): 20″

6.Shortest target: 2m

7.Medium and far target: ∞

8.Micro adjusting range: ≤ 20″

9.Lifting range of the lifting platform: 300mm

10.Max. Loading weight on support column: 40kgs

11.Optical plummet inside the support column

12.Magnification: 5.7~7X

13.Angle of field of view: 10°20′

14.Resolution: 3″

15. Dimension:168x110x55(mm)

16.Total weight: 200kgs

17.Visual range: 15~30cm

18.Foundation’s round level: 8″/2mm

19.Power supply for tube: 3.4~4.2V,2.1W

20.Switch power: 1~10A

21.Lighting: cold light (with adjustable intensity), green or white