Pixel-by-pixel absolute phase retrieval using three phase-shifted fringe patterns without markers

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• 作者：Chufan Jiang ; Beiwen Li ; Song Zhang ; ^{szhang15@purdue.edu}
• 关键词：Absolute phase ; Real-time ; Structured light ; Geometric constraints ; Depth range extension
• 刊名：Optics and Lasers in Engineering
• 出版年：2017
• 出版时间：April 2017
• 年：2017
• 卷：91
• 期：Complete
• 页码：232-241
• 全文大小：1729 K
• 卷排序：91

文摘

Developed a pixel-wise absolute phase recovery framework for large depth range objects. Only three phase-shifted patterns are required for pixel by pixel absolute phase unwrapping. Achieved 40 Hz absolute 3D shape measurement with a conventional DFP system.