Specifications
Hot sale and good quality Topcon AT-B3 Auto Level
series SPECIFICATIONS
| AT-B2 | AT-B3 | AT-B4 | ||
|---|---|---|---|---|
| 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.) | ||
Return Policy
Products with quality-related issues may be returned for a refund or exchange by contacting Customer Service within 7 days of receiving your order. will be responsible for any shipping fees incurred. This does not include items identified as "NC/NR" or "Non-Cancelable/Non-Returnable" ("Non-Standard Products") or governed by a Purchase Agreement Letter. We will also accept exchanges for products of equal or greater value within 7 days of receiving your order as long as the products were originally purchased from and are still in the original packaging.
Products with no quality-related issues may be returned for a refund or exchange by contacting Customer Service within 7 days of receiving your order. You will be responsible for all return shipping fees incurred.
Any product that has been used does not qualify for a return or exchange. All returned items must be in brand-new condition, unused and with original tags and packaging.
Some products may require that they be returned directly to the manufacturer.
To obtain a return authorization number, Please contact us. Your customer service representative will give you a return authorization number and the correct return address for your merchandise.
Shanghai Sursup Precision Instrument Co., LTD
addr: Building 67, Lane 258, West Xiuyan Road, Pudong New District, Shanghai, China
We start surveying and maintaining service at 1989.
Since 1994, we started our business as surveying instrument and accessories supplier. Our products have been widely accepted and enjoyed a very good reputation among our dealers and end users.
Now SURSUP supplies full range of instrument from levels to RTK GPS, accessories from tripod to survey markets. Together with our own factory, we are capable of customizing most products to meet your requirement.
As the made-in-China product achieving more recognition around the world, SURSUP aimed at establishing a worldwide channel for surveying instrument and accessories supply and service.
It is SURSUP's value to provide our customer right products at a reasonable price and with prompt delivery. We will be your one-stop partner in China. Come and join SURSUP worldwide distribution net work. The cooperation will bring both of us success base on our shared value.
1. How can I trust the seller?
A: Firstly, since 1994, we started our business as surveying instrument and accessories supplier and our products have been widely accepted and enjoyed a very good reputation among our dealers and end users.
Secondly, we have specialised in exporting precision instrument for many years and have put all our energy into this line.
Thirdly, there are plenty of clients have established long standing business relationships with us because the good quality of our goods. And the last one is our company is the golden supplier of Alibaba. Thus, you can trust us in view of the four reasons above.
2. So for technical support where can I ask? Does sursup has anyone who can answer tech support?
A: Please just send your questions to me and I will forward your requirement to the right person since all our technicians or factory engineers are speak Chinese only.
3. We want to import it, but we have not any import/export license, so, please let us know how it will be materialized, so that we can get that instrument without any problem.
A: As we will ship the product through express company like DHL/TNT, you don’t necessarily have any import/export license. The carrier/express will deliver the product to your office or your place and they will finish the custom clearance on behalf of you however you will have to provide supporting information or document, usually the PI, when necessary. You will also pay the fee or tax to the carrier. There are 2 typical fee may occur. One is custom duty upon your cargo value and category. The other is VAT/GST which is Value Added Tax upon on the cargo value and your local VAT rate.
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