A novel three-step phase shifting algorithm, which is more than three times faster than the traditional algorithm, is described and its application in a high-resolution, real-time 3-D shape measurement system discussed.
© 2007 Optical Society of America
(120.0120) Instrumentation, measurement, and metrology : Instrumentation, measurement, and metrology
(120.5050) Instrumentation, measurement, and metrology : Phase measurement
(150.0150) Machine vision : Machine vision
(150.6910) Machine vision : Three-dimensional sensing
P. Huang, "A Fast Three-Step Phase Shifting Algorithm for Real-Time Three-Dimensional Shape Measurement," in Frontiers in Optics 2007/Laser Science XXIII/Organic Materials and Devices for Displays and Energy Conversion, OSA Technical Digest (CD) (Optical Society of America, 2007), paper FTuP3.
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