Nonlinear high-order harmonics correction for phase measuring profilometry
Y Wang, H Xu, H Zhu, Y Rao, Y Wang - Optics & Laser Technology, 2024 - Elsevier
Gamma nonlinearity severely affects the accuracy of phase measuring profilometry (PMP).
Through averaging two phase maps with inverse errors, conventional methods including …
Through averaging two phase maps with inverse errors, conventional methods including …
[HTML][HTML] Digital holographic 3D surface topography measurement based on recording-plane rotation
Q Song, J Xi, S Wang, H Xia, Y Cai, R Guo - Optics Communications, 2023 - Elsevier
In the present study, a three-dimensional (3D) surface topography measurement method
based on digital holography is proposed that changes the observation vector by rotating a …
based on digital holography is proposed that changes the observation vector by rotating a …
A novel hybrid model based on integrating RGB and YCrCb color spaces for demodulating the phase map of fibres using a color phase-shifting profilometry technique
EZ Omar, FE Al-Tahhan - Optik, 2024 - Elsevier
In this paper, a refined color phase-shifting profilometry technique is suggested for accurate
examining of the phase and optical features of polymeric fibres. It is based on combining the …
examining of the phase and optical features of polymeric fibres. It is based on combining the …