Understanding Drone Photogrammetry

Understanding Drone Photogrammetry

Understanding Drone Photogrammetry
Posted on February 13th, 2024

Before diving deeper into the applications of drones in 3D modelling and photogrammetry (See our next blog), it's essential to understand what drone photogrammetry actually is. 

Photogrammetry, at its core, is the science of making measurements from photographs. When applied using drones, it involves the process of capturing a series of overlapping images from the air and using these images to create precise 3D models of the photographed area.

How It Works

Drone photogrammetry harnesses the power of aerial photography combined with sophisticated software algorithms to analyze the images. Drones, equipped with high-resolution cameras, fly over an area and capture a multitude of photos from various angles. These photos are then processed using specialized photogrammetry software, which stitches them together, analyzes the overlaps, and calculates distances between points on the ground. This process generates detailed 3D representations of the landscape or object, including its topography and structures.

The Importance of Drone Photogrammetry

Drone photogrammetry marks a significant advancement in how we collect and interpret spatial data. Traditional methods of surveying and mapping are often time-consuming, labor-intensive, and sometimes limited in accuracy and perspective. Drone photogrammetry, on the other hand, offers a quicker, more efficient, and often more precise method of data collection. It can cover large areas in a short amount of time, accessing places that might be difficult or dangerous for human surveyors to reach.


The 3D models and maps produced through drone photogrammetry have a wide range of applications, from planning and monitoring construction projects to conducting archaeological digs without disturbing the site. These models provide invaluable data for decision-making in urban planning, agriculture, environmental conservation, and more, offering insights that were previously difficult or impossible to obtain.


Speed and Efficiency: Large areas can be mapped in a fraction of the time it would take with ground-based survey methods.

Accessibility: Drones can reach and photograph difficult or dangerous terrain without risk to human life.

Cost-effectiveness: Drone operations are generally more affordable than traditional aerial photography or manned aircraft surveys.

High Resolution and Accuracy: Modern drones and photogrammetry software can produce highly detailed and accurate 3D models.

In summary, drone photogrammetry is a game-changing technology that leverages the mobility of drones and the power of digital imaging to create detailed 3D models of the physical world. Its implications for various industries are profound, offering new ways to approach complex problems with greater precision and insight. As this technology continues to evolve, its potential to revolutionize fields such as construction, agriculture, environmental monitoring, and historical preservation is limitless. Dorset Drone Shoots is excited to be at the forefront of this innovation, bringing the benefits of drone photogrammetry to our clients and projects.

For more information or to discuss how we can assist with your 3D model and photogrammetry needs, contact us HERE .

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