Question

What is lidar technology?

Answer 1

Answer:

Shine a small light at a surface and measure the time it takes to return to its source. ... The LiDAR instrument fires rapid pulses of laser light at a surface, some at up to 150,000 pulses per second. A sensor on the instrument measures the amount of time it takes for each pulse to bounce back.

Explanation:

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Answer 2

Answer:

Lidar is a surveying method that measures distance to a target by illuminating the target with laser light.

Explanation:

Differences in laser return times and wavelengths can then be used to make digital 3-D representations of the target