China High Water Proof Auto Level Survey Automatic Level (SUKAIA B30), Find details about China Dumpy Level, Digital Level from High Water Proof Auto Level Survey Automatic Level (SUKAIA B30)
Model | SUKUIA | |||
B32 | B30 | B20 | ||
Telescope | Objective aperture | 32mm(1.26 in) | 36mm(1.42 in) | 42mm(1.65 in) |
Magnification | 24 × | 28 × | 32 × | |
Image | Erect | |||
Field of view | 1°25' | 1°20' | ||
Resolving power | 4 .0" | 3 .5" | 3.0" | |
Shortest focus | 0.3m (1.0 ft) | |||
Stadia multiplication constant | 100 | |||
Stadia additive constant | 0 | |||
Coarse sighting | without | with | with | |
Compensator | Damping system | magnetic | ||
Working range | ±15' | |||
Setting accurancy | 0.5 " | 0.3" | ||
Leveling accurancy | 2.0mm | 1.5mm | 1.0mm | |
Horizontal circle | Diameter | 103mm(4.1in) | ||
Graduation/estimation | 1°(1 gon)/ 0.1°((0.1 gon) | |||
Sensitivity of circular level | 8'/2mm | |||
Horizontal fine motion screw | Double-sided endless drive | |||
General | Water resistance | IP66 | ||
Base | Concave and flat | |||
Base screw | 5/8in | |||
Size(W*D*H) | 215mm*130mm*135mm |