In many applications, you want to detect an object but would also like a record of who or what it is. A camera is a perfect instrument to answer the who or what question. The challenge is how to trigger the camera at the right time to get the best image. Utilizing a 2D radar such as the OPS243-C from OmniPreSense, you can now have a very sensitive motion detector combined with a range finder to trigger the camera at the optimum moment.
This is a companion discussion topic for the original entry at https://community.robotshop.com/index.php/blog/show/2d-radar-triggers-camera-based-on-range-1