TOPCON

AUTO LEVEL

Model: AT-B4A

Brand: Topcon

SPECIFICATIONS

Telescope

  • Length: 214mm (8.42in.)
  • Magnification: 24X
  • Objective Aperture: 32mm (1.26 in.)
  • Resolving Power: 4”
  • Field of View (at 100m/328ft.): 1°25’ (2.5m / 8.2ft.)
  • Minimum Focus: 0.2m (7.9 in.) from end of telescope0.3m (1ft.) from instrument center
  • Image: Erect
  • Stadia Constant: 0
  • Stadia Ratio : 100
  • Focusing Knob: 1-speed
  • Sighting Aid: Gun Sight

Accuracy (1km double run leveling)

  • Without Micrometer: 2.0mm (0.08 in.)
  • With Micrometer: n/a

Compensator

  • Type: Pendulum compensator with magnetic damping system
  • Setting Accuracy: 0.5"
  • Working Range: ±15'

Circular Level

  • Sensitivity: 10' / 2mm

Horizontal Circle

  • Diameter: 99mm (3.9in.)
  • Minimum Division: 1°/ 1gon

Other products

HEAD OFFICE & WARRANTY CENTER

Address: No.6 Hoa Ma str, Hai Ba Trung dist, Hanoi
Phone: +84 24 3976 1588
Email: info@victory.com.vn

Contact for warranty:
baohanh@victory.com.vn

REPRESENTATIVE OFFICE IN HO CHI MINH CITY

Address: No.91 Nguyen Binh Khiem str, District 1, Ho Chi Minh city
Phone: +84 28 3910 4694

REPRESENTATIVE OFFICE IN DA NANG CITY

Address: No.234B Ha Huy Tap str, Thanh Khe dist, Da Nang city
Phone: +84 236 3811 646