What is the area that can be imaged by the eBee drone during one flight?

The area size that can be imaged during the flight depends on the flight altitude ...

How do I find my drone if it flies out of radio range or crashes?

A senseFly drone flying out of radio range poses no problem. It certainly does not usually lead to a crash ...

Important things to know about the positional accuracy of orthophoto plans produced from aerial photos

What sort of accuracy can be expected from an orthophoto plan produced from aerial photos ...

What happens if the senseFly eBee drone’s radio lock is lost during a flight?

If the drone's radio link is lost, the vast majority of cases this is not a problem ...

Flying small unmanned aircrafts in cold winter conditions

Flying unmanned aircrafts in winter conditions requires more caution than during other seasons ...

At what altitudes can the senseFly eBees unmanned aircraft fly?

The eBee, the senseFly unmanned aircraft used by Geavis, has been tested for take-off at up to 4.000 m (13,123 ft) above sea level ...

Advantages brought by trends in close-range photogrammetry

Thanks to progress and digitisation, photogrammetry, once a traditional land surveying method and a science of making measurements from photographs, has been applied in a number of fields ...

Measures preventing an unmanned aircraft from becoming bird prey

The new technological revolution brought about by the development of unmanned aircrafts raises a number of questions, including how their presence in the air impacts the original inhabitants of air space ...

The Pix4D innovation: an improved accuracy for rolling shutter cameras

The shutter type of the camera used to acquire imagery can influence the results produced by photogrammetry software. Images taken with rolling shutter cameras, for example, contain a vertical displacement ...

The difference between an aerial photo and a digital orthophoto

Regular aerial photos are made following the principles of central projection. This means that a photo represents the image of the earth’s surface as observed from a single point ...