Auto Level Topcon AT B4A , Waterpass Topcon AT-B4A , Topcon ATB 4A

SPECIFICATIONS
AT-B2 AT-B3 AT-B4
Telescope
Length 215mm ( 8.46 in.)
Magnification 32X 28X 24X
Objective Aperture 42mm ( 1.65 in.) 36mm ( 1.42 in.) 32mm ( 1.26 in.)
Resolving Power 33 3.53 43
Field of View
( at 100m/ 328ft.) 1 202
( 2.3m / 7.5ft.) 1 252
( 2.5m / 8.2ft.)
Minimum Focus 0.2m ( 7.9 in.) from end of telescope
0.3m ( 1ft.) from instrument center
Image Erect
Stadia Constant 0
Stadia Ratio 100
Accuracy ( 1km double run leveling)
Without Micrometer 0.7mm ( 0.03 in.) 1.5mm ( 0.06 in.) 2.0mm ( 0.08 in.)
With Micrometer 0.5mm ( 0.02 in.) n/ a
Compensator
Type Pendulum compensator with magnetic damping system
Setting Accuracy 0.33 0.53
Working Range 152
Circular level
Sensitivity 102 / 2mm
Horizontal circle
Diameter 103mm ( 4.1 in.)
Minimum Division 1 / 1gon
General
Water Resistance IPX6 ( IEC 60529: 2001)
Operating Temperature -20 to + 50 ( -4 F to + 122 F)
Size Width 130mm ( 5.12 in.)
Length 215mm ( 8.46 in.)
Height 140mm ( 5.51 in.) 135mm ( 5.31 in.)
Weight 1.85kg ( 4.1 lbs.) 1.7kg ( 3.7 lbs.)

Paket Pembelian:
- 1 Unit TOPCON ATB4
- 1 Hard case
- 1 Kunci2
- 1 Almunium Tripod
- 1 Rambu Ukur/Bak Ukur 3Meter
- 1 Garansi 1tahun+Serifikat Kalibrasi