LiDAR technology breaks traditional trade-off between wide field-of-view, high frame rate, and high resolution for ultra-fast 3D imaging

https://www.eurekalert.org/news-releases/1118472

"integrates astigmatic metalens/ spectral-acousto-optic scanning, solving inter-axis mismatch... 36.6 MHz frame-wise point acquisition rate, 102° field of view enabled by metalens' quadratic phase foundation, 6.5 mrad angular resolution, wide-angle astigmatism correction sharpens angular resolution... broadband pulsed laser undergoes spectral-temporal encoding... acousto-optic deflector/ blazed grating perform scanning... target echoes captured by photomultiplier tube... robotics, autonomous road/ aerial vehicles"