Abstract

A moiré method is described whereby time-average slope contours are obtained from vibrating plates. It has an advantage over deflection contouring methods in that only first-order differentiation of experimental data is needed for stress calculations.

© 1979 Optical Society of America

Vibration analysis of plates by a time-averaged projection-moiré method

Reinhold Ritter and Hans-Juergen Meyer
Appl. Opt. 19(10) 1630-1633 (1980)

Time-averaged shadow-moiré method for studying vibrations

Y. Y. Hung, C. Y. Liang, J. D. Hovanesian, and A. J. Durelli
Appl. Opt. 16(6) 1717-1719 (1977)

Determination of the vibrating phase by a time-averaged shadow moire method

Jun-ichiroh Fujimoto
Appl. Opt. 21(23) 4373-4376 (1982)

Infrastructure of time-averaged projection moire fringes in vibration analysis

Philip Hopstone, Avi Katz, and Jacob Politch
Appl. Opt. 28(24) 5305-5311 (1989)

Strain analysis by one-beam laser speckle interferometry. 2: Multiaperture method

F. D. Chiang and R. P. Khetan
Appl. Opt. 18(13) 2175-2186 (1979)