4D Surveying are Canberra based registered surveyors with more than 25 years experience who are now drone pilots utilising the state of the art Sensefly eBee RTK; survey mapping drone. With the use of this survey drone we are able to provide aerial video and imagery as well as multispectral data. As a result of processing we are able to produce high resolution Ortho-mosaic Photography and Digital Terrain Models with absolute accuracy of down to 3cm.
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