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Topcon Auto Level AT-B4A New Model

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Shanghai Magcach Technology Co.Ltd

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Name: Topcon Auto Level ATB4A New Model
Brand: Topcon
Price: 200 USD

Brand Name : Topcon

Model Number : At-B4A

Certification : CE

Place of Origin : China

MOQ : 1

Price : usd200-usd240

Payment Terms : T/T, Western Union, MoneyGram

Supply Ability : 10000/per year

Packaging Details : There is one Auto Level in one color box and then are 4pcs Auto Level into one big Carton .

Magnifications : 24X

Feature : Rapid, Accurate, and Stable Automatic Compensation

Focus : Ultra-Short 20cm (7.9 in.) Focusing

Dependability : All-Weather Dependability

Adjustment : Clampless, Endless Fine Horizontal Adjustments

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Topcon Auto Level AT-B4A new model :

Topcon Auto Level AT-B4A New Model

Economical model for engineering and construction

AT-Bseries SPECIFICATIONS

AT-Bseries SPECIFICATIONS		AT-B2				AT-B3A			AT-B4B
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			3″		3.5″			4″
Field of View (at 100m/328ft.)			1°20′ (2.3m / 7.5ft.)		1°25′ (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		0.3″			0.5″
Working Range		±15′
Circular level
Sensitivity		10′ / 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.)

Topcon Auto Level AT-B4A New Model Images

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