AL24, AL28, AL32 Automatic Optical Level


Product Description

Automatic Optical Level AL24, AL28, AL32
 

Features: 

1. Air-damping compensation system (X-type suspension wire) offering a high and reliable accuracy.

2. Super clear imaging system for all weathers.

3. Advanced anti-vibration, water-proof and dust proof designs suitable for different surveying conditions.

4. Optional Colors (Orange,Yellow,Gray)

 

Specifications:

1. Standard Deviation for 1km Double-run Leveling: 

    1) AL24  2.0mm

    2) AL28  1.5mm

    3) AL32  1.0mm

2. Telescope Magnification

    1) AL24  24X

    2) AL28  28X

    3) AL32  32X

3. Leveling Accuracy

    1) AL24: ±0.5"

    2) AL28: ±0.4"

    3) AL32: ±0.3"

4. Telescope Image: Erect

5. Effective Aperture Size of Object Lens: 36mm 

6. Field of View: 1°20

7. Shortest Sighting Distance: 0.65m

8. Stadia Multiplication: 100

9. Addition Constants: 0

10. Compensator Type: X wire-hung and air-damping

11. Compensator Working range: ±15'

12. Accuracy of Circular Level: 8/2'mm

13. Horizontal Circle: 360°or 400Gon optional

14. Instrument Size: 188 ×132 ×140mm

15. Net. Weight: 1.4kg

16. Standard Accessories: Adjusting Pin, Hex key, Desiccating Agent. Plastic Carry Case, Plumb Bob, User Manual

17. Packing Details: 4sets per Carton:11kgs per Carton

18. Carton Dimensions:42 x 31 x 42cm