Jual Auto-Level Topcon ATB-4

Spesification Topcon ATB-4:

Telescope
Length: 215mm ( 8.46 in.)
Magnification: 24X
Objective Aperture: 32mm ( 1.26 in.)
Resolving Power: 4 in.
Field of View: 1° 25’ ( at 100m/ 328ft.)
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.)
With Micrometer: n/ a

Compensator : 
Type: Pendulum compensator with magnetic damping system
Setting Accuracy: 0.5 in.
Working Range: ± 15 ft

CIRCULAR LEVEL
Sensitivity: 10 ft./ 2mm

Horizontal Circle :
Diameter: 103mm ( 4.1 in.)
Minimum Division: 1° / 1gon

GENERAL : 
Water Resistance: IPX6 ( IEC 60529: 2001)
Operating Temperature: -4° F to + 122° F ( -20º C to + 50º C)
Dimensions W x L x H: 5.12 " x 8.46 " x 5.31 " ( 130mm x 215mm x 135mm)
Weight: 3.7 lbs. ( 1.7kg)


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