I used 4 old smartphones to build a "poor mans lidar" robot for under $250. need some depth calibration advice

Name: I used 4 old smartphones to build a "poor mans lidar" robot for under $250. need some depth calibration advice
Uploaded: 2026-07-12T04:24:43.062Z
Duration: 37 s
Description: Watch I used 4 old smartphones to build a "poor mans lidar" robot for under $250. need some depth calibration advice on YouWhoa