b20

B20 Automatic Level

SOKKIA provides a wide range of automatic levels to suit your specific needs. All models incorporate exclusively designed precision compensators that employ a magnetic damping system for outstanding accuracy and dependability.
IPX6 compliant water resistant.
Category:

Standard Accessories : lens cap,plumb bob,vinyl cover,cleaning colth,tool kit,operator's manual and carrying case.

Optional Accessories: Aluminium Tripod, Aluminium staff with bubble .

Telescope
Length :  215mm
Objective aperture :  42mm
Magnification : 32x
Image : Erect.
Resolving power :  3"
Field of view (at 100m) :  1º20' (2.3m at 100m).
Minimum focusing distance :  0.3m (1.0ft).
Reticule : To be Wedge shape.
Stadia multiplication constant : 100
Stadia additive constant (cm) : 0.
Focusing knob : To be Two speed
Compensator, Automatic level mechanism
Damping system : Magnetic.
Working range : ± 15'.
Setting accuracy : 0.3''.

Levelling Accuracy

Maximum 1 mm (0.004 ft) standard deviation for 1Km (1 mile) double – run levelling.
Horizontal Circle
Diameter : Minimum 100mm with aluminium clockwise circle.
Graduation : 1º (1 gon)
Estimation : 0.1º (0.1 gon)

General

Sensitivity of circular level : Maximum 10' / 2mm.
Horizontal fine motion : Double – sided endless drive.
Base : Concave and flat.