Optometrists verify Mars 2020 rover's perfect vision
Equipped with visionary science instruments, the Mars 2020 rover (https://mars.nasa.gov/mars2020) underwent an "eye" exam after several cameras were installed on it. The rover contains an armada of imaging capabilities, from wide-angle landscape cameras to narrow-angle high-resolution zoom lens cameras. "We completed the machine-vision calibration of the forward-facing cameras on the rover