We present a spatial light modulator-based multipoint vibrometer realizing 14 independent fast heterodyne interferometry channels for measuring vibrations. The positions of the measurement spots on the object are controlled using dynamic holography.
© 2012 OSA
(120.1088) Instrumentation, measurement, and metrology : Adaptive interferometry
(060.2840) Fiber optics and optical communications : Heterodyne
(070.6120) Fourier optics and signal processing : Spatial light modulators
T. Haist, C. Lingel, W. Osten, C. Rembe, M. Winter, and M. Giesen, "SLM-based Multipoint Vibrometry," in Imaging and Applied Optics Technical Papers, OSA Technical Digest (online) (Optical Society of America, 2012), paper SM2F.1.
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