Map Scale Compass DC45-6A

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Features

1, professional usage: orientation, distance measuring, measuring slope, azimuth and pitching Angle measurement, drawing, a magnifying glass

2, high quality compass with neck rope, portable and rugged
3, ACRYLIC material, about 2mm thick
4, Damping Dial: to keep the stability of the pointer, more suitable for outdoor

environment.
5, Accuracy: accurate and clear, there were 360 degrees azimuth Angle, outer ring is 64-00 system, Liquid filled in the compass for reliable readings.

Product details

Model: DC45-6A

Name: Professional map compass, ruler compass

Product Origin: China

Supply Ability: 10,000 pcs/month

Minimum Order: 50 pcs

MOQ for OEM package: 500pcs

Product Size: 122*64*22 (mm)

Payment term: TT/ LC

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Q:Seeking the similarities and differences between RTK and GPS
RTK full name is GPS-RTK real-time dynamic distribution, which you know.
Q:How to use the handheld GPS whole watershed investigation
The critical value is an object from a physical state to another physical state, a physical quantity to meet the conditions, which is equivalent to the stagnation point in Mathematics
Q:GPS method for highway survey?
For long tunnels, the conventional measurement of large bridges has the following limitations:1, long tunnels, bridges and other structures generally require the measurement level of four or more. With conventional measurement methods, often adopt the measure to increase the number of methods to extend the observation time, time consumption and labor consumption to try to improve the accuracy of.2, the long tunnel and bridge for the complex terrain region difficult, conventional control measure for visibility and network shape, often cut down the workload is quite large, so the measurement of the cost of a large, hard work.Link control network of high precision 3, long tunnel and bridge and low precision and route network, although with adjustment methods can be overcome, but because of the terrain conditions are difficult, the measurement workload to its connection, and is not too easy. In practical work, the control of the structure and the measurement of the route are often out of touch.
Q:What is GPS Mu meter ah, with the general said that the GPS measuring instrument what is the difference?
The amount of words on the handheld GPS, Magellan can be both economic and affordable.
Q:Handheld GPS market which there are several models can be used to measure the land area
Can only use professional GPS measuring instrument! Magellan and SIBAO!
Q:I bought the way k20s, this handheld GPS how
Choi way handheld GPS feel that you can also be in the last year, the Zhengzhou Bureau of Surveying and mapping seems to be called the wide Han instrument that home to buy, so there is no problem with it, the price is not expensive.
Q:I would like to ask, handheld GPS (set SIBAO) and land use of the RTK, this error is 20 meters?
GPS was in error with 10 meters, with the star search results, related to the environment, if the precision is high, as long as the use of handheld GPS submeter or handheld RTK
Q:Handheld GPS navigation is what? Where to buy handheld GPS navigation, how to select GPS navigation?
Select the main consideration of the following issues on the line:1, GPS receiving capacity, in the interior, the streets can be measured on a few stars, while looking at the speed of the search star? If a place for 2 - 3 minutes accurate positioning can be used2, the map is the latest, often used to check those routes3, battery life is how long to ask4, accessories, such as support, car charge, the size of the memory card should be clearly presentedThe location of the purchase is usually in the car decoration department or the electronic mall or digital products store salesAffordable mall can look at the old brand, operating for many years, where I bought the electronic dog
Q:GPS equipment accuracy and real-time single point positioning accuracy?
Oh the single point positioning accuracy is about 10 meters, but also have a great relationship with the environment around you, if in the city, the accuracy of twenty meters are possible, if the open place, outside. Ten meters should not be a problem. Whether you use a professional measurement RTK or ordinary navigation handheld machine, single point positioning accuracy can reach 1-2 meters of the machine I is not met, if you see where I wish to share with me, thank you. Can only say that the use of professional measurement RTK will certainly be higher than the navigation accuracy of GPS single point oh
Q:What is the difference between GPS and GPS?
In fact, the main function is to use navigation as long as the navigation function can be used

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