Topcon Automatic level AT-B4

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$220.00 - $250.00 / Pieces | 1 Piece/Pieces (Min. Order)
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Overview
Quick Details
Place of Origin:
Japan
Brand Name:
Topcon
Model Number:
AT-B4
Accuracy:
2.00mm
Compensaor:
Automatic magnetic damping system
Magnification:
24X
Supply Ability
Supply Ability:
1000 Piece/Pieces per Month
Packaging & Delivery
Packaging Details
Inner foam pad + engineering plastic carrying case + outer foam pad + paper carton
Size:35*25*25cm
Weight:2.8kg
Port
Shanghai
Lead Time :
3 working days

Topcon Auto level AT-B4

 

Features:

  • Durable, Dependable, High Value Auto Levels
  • 3 Models - 32x, 28x, and 24x Magnifications
  • Rapid, Accurate, and Stable Automatic Compensation
  • Ultra-Short 20cm (7.9 in.) Focusing
  • All-Weather Dependability
  • Clampless, Endless Fine Horizontal Adjustments  

1.Rapid, Stable,and Durable Compensator

 

 

2. Horizontal Circle for Angle Measurement       

 

3. 20cm (7.9 in.) - Ultra-Short Minimum Focus

 

 

4. All-Weather Dependability

      With the IPX6 rating, the instrument is protected against powerful water jets from all
directions, meaning the AT-B Series withstands a sudden shower or torrential rainfall. The advanced protection design also deters clouding or condensation inside the telescope

 

5.Standard Package

  

Specification:

 

 

TELESCOPE

AT-B2

AT-B3

AT-B4

Length

215mm (8.46 in.)

215mm (8.46 in.)

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 in.

3.5 in.

4 in.

Field of View

1°20’

1°25’

1°25’ (at 100m/328ft.)

  (at 100m/328ft.)

(2.3m/7.5 ft.)

(2.5m/8.2 ft.)

(2.5m/8.2 ft.)

Min. Focus from end of telescope

0.2m (7.9 in.)

0.2m (7.9 in.)

0.2m (7.9 in.)

Min.Focus from instrument center

0.3m (1 ft.)

0.3m (1 ft.)

0.3m (1 ft.)

Image

Erect

Erect

Erect

Stadia Constant

0

0

0

Stadia Ratio

100

100

100

Focusing Knob

2-speed

1-speed

1-speed

Sighting Aid

Peep Sight

Gun Sight

Gun Sight

ACCURACY

AT-B2

AT-B3

AT-B4

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

n/a

COMPENSATOR

AT-B2

AT-B3

AT-B4

Type

Pendulum compensator with magnetic damping system

Setting Accuracy

0.3 in.

0.5 in.

0.5 in.

Working Range

±15 ft.

±15ft.

±15 ft.

CIRCULAR LEVEL

AT-B2

AT-B3

AT-B4

Sensitivity

10 ft./2mm

10 ft./2mm

10 ft./2mm

HORIZONTAL CIRCLE

AT-B2

AT-B3

AT-B4

Diameter

103mm (4.1 in.)

103mm (4.1 in.)

103mm (4.1 in.)

Minimum Division

1°/1gon

1°/1gon

1°/1gon

GENERAL

AT-B2

AT-B3

AT-B4

Water Resistance

IPX6 (IEC 60529:2001)

Operating Temperature

-4°F to +122°F (-20ºC to +50ºC)

Width

5.12 in. (130mm)

5.12 in. (130mm)

5.12 in. (130mm)

Length

8.46 in. (215mm)

8.46 in. (215mm)

8.46 in. (215mm)

Height

5.51 in. (140mm)

5.51 in. (140mm)

5.31 in. (135mm)

Weight

4.1 lbs. (1.85kg)

3.7 lbs. (1.7kg)

3.7 lbs. (1.7kg)

    

 

 

 

 

 

 

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