Chinese Cheapest AT-32 Dumpy Level Survey Instrument (AT-32/X6) Standard deviation per kilometer double-run:1.5mm
Telescope imaging:Positive image
Magnification:32X
Clear objective aperture:36mm
Field of view: 1º20′
Shortest focusing distance:0.4m
Stadia multiplication constant:100
Stadia adding constant:0
Circular bubble precision:8′/2mm
The division unit of dial:1º or 1gon
Compensator type:V-shaped magnetic suspension-damping
Working scope for the equipment:±15′
Setting accuracy:±0.3″
Screw thread connected to tripod:M16 or 5/8″
Underpan form: Spherical or plat surface
Water proof:IP4 Product: