Distance Calibration between Reference Plane and Screen in Direct Phase Measuring Deflectometry

The recently developed direct phase measuring deflectometry (DPMD) method can directly measure the three-dimensional (3D) shape of specular objects with discontinuous surfaces, but requires a calibrated distance between a reference plane and liquid crystal display screen. Because the plane and scree...

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Bibliographic Details
Main Authors: Shujun Huang, Yue Liu, Nan Gao, Zonghua Zhang, Feng Gao, Xiangqian Jiang
Format: Article
Language:English
Published: MDPI AG 2018-01-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/18/1/144