Measuring and testing – Vibration – By mechanical waves
Patent
1984-04-26
1986-01-14
Kreitman, Stephen A.
Measuring and testing
Vibration
By mechanical waves
73606, G01N 2904
Patent
active
045639000
ABSTRACT:
In an acoustic microscope wherein an acoustic wave is projected to a predetermined specimen by an acoustic lens, and a disturbed acoustic wave from the specimen is imaged; an acoustic microscope characterized in that the lens has a ring which is arranged around it, whereby a liquid to serve as an acoustic propagation medium is held between the ring and the specimen by capillarity.
REFERENCES:
T. S. Tan et al., "Instrumentation for Acoustical Discrimination of Biological Cells", 1976 Ultra. Symp. Proceedings, IEEE Cat. #76 CH1120-55U, pp. 80-84, Oct. 1976.
Harada Kunio
Ishikawa Isao
Kanda Hiroshi
Ohji Yuzuru
Yamaguchi Sumio
Hitachi , Ltd.
Kreitman Stephen A.
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