Geodimeter - Wikipedia
网页The Geodimeter (acronym of geodetic distance meter) was the first optical electronic distance meter surveying instrument. [1][2] It was originally developed for measuring the speed of light. [3][4] It was invented in 1947 by Erik Osten Bergstrand [sv] and commercialized in 1953 by the AGA (Aktiebolaget Gasaccumulator) company of …
Electronic Distance Measurement Instrument- Types, Functions ...
网页Geodimeter is geodetic distance meter developed based on a modulated light beam. The second instrument for EDM was designed and developed in Africa in the year 1957, named tellurometer.
Geodimeter | Detailed Explanation - Civil learners
网页2021年7月27日 · Geodimeter: The method, based on the propagation of modulated light waves, was developed by E. Bergestrand of the Swedish Geographical Survey in collaboration with the manufacturer, M/s AGA of Sweden.
Geodimeter - Wikiwand
网页The Geodimeter was the first optical electronic distance meter surveying instrument. It was originally developed for measuring the speed of light. It was invented in 1947 by Erik Osten Bergstrand and commercialized in 1953 by the AGA company of Sweden. It was used in the Transcontinental Traverse.
Geodimeters - Surveying Instrument Solutions
网页Modern geodimeters use advanced laser technology to enable their incredible accuracy. Here at Surveying Instrument Solutions you'll find an extensive selection of top-quality geodimeters from industry leading manufacturers including Trimble, Spectra Precision and other leading manufacturers.
网页In 1973 Geotronics became an inde- pendent company within the AGA-group with the motto ”measurement is our profession.”. The Dynamic Positioning group has close product links with Geodimeter in its Total Control System (TCS) for exact positioning of moving objects in materials handling.
AGA Geodimeter Model 6 - National Oceanic and Atmospheric …
网页Geodimeters, like other light-based electronic distance measuring instruments, worked by sending a light signal of known wavelength to a reflector. The wavelength of the returning signal was compared to the outgoing one, and the …
AGA Geodimeter NASM-2A - National Oceanic and Atmospheric …
网页The Geodimeter was the first electronic distance measurement instrument to use visible light to measure distance. The Coast and Geodetic Survey (C&GS) tested the various versions of Geodimeters rigorously as they became available. The Model 1, produced in 1953, was followed by Models 2 and 2A.
Robotic Total Stations - Leica Geosystems
网页Achieve the highest accuracy and reliability with our productive total stations that provide superb angle and distance technology and a powerful suite of onboard programs.
AGA EDM (Geodimeter Model 2A) - National Museum of …
网页In the hands of George "Bud" Lesley, the Geodimeter produced measurements accurate to about 1:1,200,000. This was said to be the greatest accuracy ever attained in any extensive geodetic survey, and ten times greater than the rigid standards prescribed for …
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