Real-time moire vibration analysis of diffusive objects

O. Kafri, Y. B. Band, T. Chin, D. F. Heller, J. C. Walling

Research output: Contribution to journalArticlepeer-review

16 Scopus citations


An optical moire technique for real-time metrological measurements is proposed. Temporal behavior of periodic as well as nonperiodic vibrations can be accurately determined. We demonstrate the method by measuring the mechanical vibration of a driven speaker membrane.

Original languageEnglish
Pages (from-to)240-242
Number of pages3
JournalApplied Optics
Issue number2
StatePublished - 15 Jan 1985

ASJC Scopus subject areas

  • Atomic and Molecular Physics, and Optics
  • Engineering (miscellaneous)
  • Electrical and Electronic Engineering


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