|Brand Name:||Topcon||Model Number:||AT-B4A|
automatic level machine,
automatic optical level
World-Proven Precision and Durability
Topcon Auto Level At-B4A
|Objective aperture||42mm (1.65in.)|
|Field of View
(2.3m / 7.5ft.)
|Minimum focus||0.2m (7.9in.) from end of telescope
0.3m (1ft.) from instrument center
|Sighting aid||Peep sight|
|Accuracy (standard deviation for 1km double run leveling)|
|Type||Pendulum compensator with magnetic damping system|
|Sensitivity||10' / 2mm|
|Diameter||103mm (4.1 in.)|
|Graduations||1° / 1gon|
|Horizontal motion drive||Clampless, endless, double-sided knobs|
|Water resistance||IPX6 (EC 60529:2001)|
|Operating temperature||-20 to +50°C (-4 to +122°F)|
|Weight||1.85kg (4.1 lb.)|
We can use the different international express company, usually, our first choice is DHL. if you have specified requirement , please inform us before the order.
your inquiry will be replied within 24 hours, we welcome your email and call at any time.
our products are original and 100% new. and they will be carefully checked before we ship them out.
we provide one year quality warranty, within one year since you bought the products from us, you will get our technology support.
Shanghai Galxy International Trade company, Ltd. combining with developing, researching and producing. Our company is located in Pudong Developing Zone, and has two subsidiary companies: Shanghai Galaxy International Trade Co., Ltd. and Mato Opto-electrical High-tech Company. Our company has researching center and factory in Changzhou.
Our main products are as following: total station, electronic theodolite, automatic level, laser level, rotation laser, GPS, distance laser sensor and accessories, such as tripod, prism, pole, staff and USB cable for total station. Our company designs software for many domestic and oversea factories, for example, Boif, TJOP, Stanley, and Cst-Berger. We have powerful capacity in technical research, and the products we designed have advanced technology and steady performance. The non-prism total station and the absolute coding measure instrument we developed and produced have very competitive points in the measure instrument market.
We expect that we could cooperate with more business partners from all over the world. In addition, we can do OEM service for companies or dealers that want to find better producers in China.
Our goal is to produce the best surveying instruments in the world.
Our target is to globalize the market, internationalize the quality and maximize the profit!