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Shift to Aerial Photogrammetry

Rollei GmbH was founded in 1920 as Rollei Fototechnic GmbH, in Braunschweig, the centre of today’s Germany. Founders Paul Franke and Reinhold Heidecke wanted to build opto-mechanically-superior cameras, not only...

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Point Clouds: Photogrammetry or Lidar?

Photogrammetry or Lidar point clouds – both have their advantages, and which one is most suitable depends on the particular application. There is one difference that distinguishes photogrammetry from Lidar,...

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UAS Photogrammetry for Mapping Mountains

Unmanned airborne systems have great potential for rapidly mapping mountainous areas, to minimize risks to mountaineers and first responders. High mountains are attractive places for outdoor sports. However, sometimes they...

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UAS Photogrammetry and Railway Mapping

Today’s photogrammetric software is able to create dense and precise digital surface models (DSMs), digital elevation models (DEMs) and orthoimages. But is the accuracy sufficient for highly demanding railway applications?...

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Photogrammetry Meets the Consumer Drone

Photogrammetry has made huge progress over the past 15 years, on both hardware and software fronts. Dedicated large-frame cameras enable increasingly high geometric and radiometric precision, capturing overlapping images to...

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