https://thepihut.com/products/ultrasonic-distance-unit-i-o-rcwl-9620 https://thepihut.com/products/ultrasonic-distance-unit-i-o-r... as I said, an image is doa

https://thepihut.com/products/ultrasonic-distance-unit-i-o-rcwl-9620 https://thepihut.com/products/ultrasonic-distance-unit-i-o-r... as I said, an image is doable, there is opensource to do that: https://hackaday.io/project/159467-open-source-ultrasonic-phased-array https://hackaday.io/project/159467-open-source-ultrasonic-ph... accurate and repeatable is that hard bit.