In this paper, we propose and demonstrate a finite fringe shadow moire technique. This technique enables the mapping of the slope of diffusive objects as well as absolute mapping of out-of-plane distortions.
© 1983 Optical Society of America
A. Livnat and O. Kafri, "Finite fringe shadow moire slope mapping of diffusive objects," Appl. Opt. 22, 3232-3235 (1983)