#Acoustics & ultrasound
Vibration and Geometry of a Cello
Vibration and geometry of a cello captured in a single measurement: The SWIR scanning vibrometer uses an infrared laser to acquire vibration and distance data, creating a 3D model with the mode shapes visualized directly on its surface. [2020 | 1:12 min]
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Sound field of an acoustic levitator
Ultrasound made visible: An acoustic levitator holds particles at the pressure nodes of a standing wave. The vibrometer maps the sound field by detecting changes in the refractive index of the air, producing amplitude and phase images. [2020 | 1:12 min]
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