African Association of
Remote Sensing of the Environment

What is LiDAR and how does it work?

12 Sep 2017 1:49 PM | Anonymous


By: Amit Raj Signh

What is LiDAR?

Light Detection and Ranging.

LiDAR is a remote sensing method that uses laser or light to measure the elevation like ground, forest and buildings.

This means the LiDAR system sends a pulse of light and it waits for the pulse to return.

It measures how long it takes for the emitted light to return back to the sensor. In the end, it gets a variable distance to the Earth. Read more...

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