Auto Level Topcon AT B4 - Waterpas Topcon ATB4
Auto Level Topcon AT B4 - Waterpas Topcon ATB4
Auto Level Topcon AT B4 - Waterpas Topcon ATB4
TELESCOPE
Length
215mm (8.46 in.)
Magnification
24X
Objective Aperture
32mm (1.26 in.)
Resolving Power
4 in.
Field of View
125 (at 100m/328ft.)
(at 100m/328ft.)
(2.5m/8.2 ft.)
Min. Focus from end of telescope
0.2m (7.9 in.)
Min. Focus from instrument center
0.3m (1 ft.)
Image
Erect
Stadia Constant
0
Stadia Ratio
100
Focusing Knob
1-speed
Sighting Aid
Gun Sight
ACCURACY
Without Micrometer
2.0mm (0.08 in.)
Baraya Teknologi Indonesia Survey
Jalan Panjang Kelapa Dua
Kebun Jeruk- Jakarta Barat
Phone : 082112325856, 082217294199 Fax 021. 5367217
With Micrometer
n/a
COMPENSATOR
Type Pendulum compensator with magnetic damping system
Setting Accuracy
0.5 in.
Working Range
15 ft.
CIRCULAR LEVEL AT-B4
Sensitivity
10 ft./2mm
HORIZONTAL CIRCLE
Diameter
103mm (4.1 in.)
Minimum Division 1/1gon
GENERAL
Water Resistance IPX6 (IEC 60529:2001)
Operating Temperature -4F to +122F (-20C to +50C)
Width
5.12 in. (130mm)
Length
8.46 in. (215mm)
Height
5.31 in. (135mm)
Weight
3.7 lbs. (1.7kg)