Shanghai, China
Business Type:
Manufacturer/Factory, Trading Company
Business Range:
Construction & Decoration, Electrical & Electronics, Industrial Equipment & Components, ...
Plant Area:
101~500 square meters
Management System Certification:
ISO 9001, ISO 9000
OEM/ODM Service
Sample Available

Auto Level, Topcon Auto Level, Survey Instruments manufacturer / supplier in China, offering Topcon Auto Level at-B4 Auto Level, Hi-Target Hts-221L6 Total Station Reflectorless 600m Dual Axis, Chinese Brand Stones S9 GPS Gnss Rtk and so on.

Gold Member Since 2014
Audited Supplier

Topcon Auto Level at-B4 Auto Level

Get Latest Price
Purchase Qty. / Reference FOB Price
1-11 Pieces US $220
12-49 Pieces US $200
50+ Pieces US $190
Production Capacity: 10000/Year
Transport Package: Carton
Payment Terms: L/C, T/T, Paypal, Western Union
Accuracy: 32X
Model: Topcon Auto Level at-B4
Specification: CE
Trademark: Topcon
Origin: China

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Basic Info

Model NO.: AT-B4
HS Code: 9015800090

Product Description

World-Proven Precision and Durability

Topcon Auto Level At-B4

Specifications ModelAT-B4
Length215mm (8.46in.)
Objective aperture42mm (1.65in.)
Resolving power3"
Field of View
(at 100m/328ft.)
(2.3m / 7.5ft.)
Minimum focus0.2m (7.9in.) from end of telescope
0.3m (1ft.) from instrument center
Reticle patternWedge
Stadia constant0
Stadia ratio100
Focusing knob2-speed
Sighting aidPeep sight
Lens hoodRetractable
Accuracy (standard deviation for 1km double run leveling)
Without micrometer0.7mm
With micrometer0.5mm
TypePendulum compensator with magnetic damping system
Setting accuracy0.3"
Working range±15'
Circular level
Sensitivity10' / 2mm
Horizontal circle
Diameter103mm (4.1 in.)
Graduations1° / 1gon
Horizontal motion driveClampless, endless, double-sided knobs
Water resistanceIPX6 (EC 60529:2001)
Operating temperature-20 to +50°C (-4 to +122°F)
Width130mm (5.12in.)
Length215mm (8.46in.)
Height140mm (5.51in.)
Weight1.85kg (4.1 lb.)

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