Digital fringe projection-based three-dimensional measurement fringe principal value phase extraction method

• Main Authors: YU MIN, YU RENMING, ZHU GUILONG, YAO JUN, HAN DEBIN, WU XIAOCHUN
• Format: Patent
• Language: Chinese; English
• Published: 12.04.2022
• Subjects: CALCULATING; COMPUTING; COUNTING; ELECTRIC DIGITAL DATA PROCESSING; MEASURING; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS; MEASURING LENGTH, THICKNESS OR SIMILAR LINEARDIMENSIONS; PHYSICS; TESTING

The invention relates to the technical field of optical three-dimensional measurement, in particular to a digital fringe projection-based three-dimensional measurement fringe principal value phase extraction method, which comprises the following steps of: S1, designing four groups of phase shift fri...