Comparison with traditional approach (IMAGE) Optica Caption The traditional phase-shifting profilometry method requires projecting multiple fringe patterns and analyzing numerous images, resulting in long scanning times. In contrast, the new method (bottom) significantly reduces the number of frames needed, making the process faster and more accurate. Credit Ce Zhu, University of Electronic Science and Technology of China Usage Restrictions None License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.