Anyone associated with the construction, architectural, engineering, as, indeed, any other activity not know firsthand how important the role of measurement. Practically there is no sphere of human activity where it does not use the measurement results. On the basis of measurement results a person receives information, which serves as a basis for decision making, evaluation of anything of quality assessment. And only the reliability and accuracy of corresponding measurements ensures the correctness of the decisions, obtaining false information leads to bad decisions, poor quality products, possible accidents. The set of instruments created by mankind in order to facilitate and accelerate the measurement process. These instruments include meters, and laser. Laser Meters - modern optoelectronic devices built with the latest technology with the latest developments and technologies. Modern laser measuring devices equipped with various auxiliary features to perform various mathematical operations with the measurement results, store them, transfer to the handheld or personal computer for further processing. Undeniable advantage of laser measuring devices is the possibility of measurement in inaccessible or inaccessible locations. The reason is that when using such devices do not require direct contact with the object of measurement. And most importantly, not necessarily the presence of a second person during the measuring or marking work. Laser measuring devices, according to the destination, divided into several categories: Laser Rangefinders Laser Levels Laser Levels Laser goniometers laser plummet Laser rangefinders and laser tape measure - a compact apparatus for measuring the distance to the object, as well as to determine its dimensions. Measurement process is quite simple - just move the beam at an object, the distance to which you want to measure, and the screen rangefinder instantly appear figure displays the results. Modern laser range finders can operate in different systems of measurement, perform computing operations of the figures (the volume, the Pythagorean theorem, etc.), store them and transfer to a PC or PDA. Laser levels - is an electron-optical instruments designed to determine the difference in heights between multiple points. There are two types of laser levels, which differ in principle. Rotary laser levels form a visible sloping, vertical or horizontal plane due to rotation of the laser beam with high frequency. Levels are usually used for measurements outdoors, and working together with laser receivers mounted on the leveling rod. Initial installation of rotary laser level in a horizontal position is made using a bubble level. The second type of laser levels - multiprizmennye laser levels. They are much smaller and more reliable rotational levels, as have no moving parts and require no pre-installed in a horizontal position. However, multipriziennye laser levels are more suitable for indoor use. Laser levels are used to determine the deflection plane of an object from a horizontal position. Modern laser levels are able to build vertical and horizontal plane. Pre-installation of the device in the operating position is produced by a conventional bubble level. Some models of laser levels are equipped with a mechanical protractor. With their help it is possible to measure angles with high accuracy, mark oblique objects, control the angle of inclination of the plane on the horizon. Such devices are called laser protractor. Laser plummet - a device for determining the deviation from the vertical plane of the object, as well as to measure the vertical and horizontal angles. The laser plummet is compact and does not require prior preparation of the working surface. These devices are indispensable for construction, assembly and test operations. Laser measuring devices are becoming a familiar tool in the hands of plumbers, builders, engineers, architects and designers. But they can become your assistant because to work with any of these devices do not require special training. All essential functions can be mastered in a short period of time.
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