1. 

measuring angle range

0~10＇

2. 

Min resolution

0.1〞

3. 

Indication error

Within 10＇≤2＂；Within 1＇≤0.5＂

4. 

Collimation objective diameter

φ40mm

5. 

eyepiece viewfield of measuring min distance

8mm×8mm,Visibility adjustment：±5 Dioptre

6. 

parallelism between view axis and stand base

＜1＇

7. 

circle bulb specification

8＇ leveling precision：4＇

8. 

illumination lamp voltage

6V power 2~5w

9. 

maximum measurement distance

30m（viewfield≥2＇）

10. 

Output voltage of Grating digital displays e

220v

11. 

dimension

490mm×162mm×180mm

12. 

weight

7kg