Acoustic microscope

Details Acoustic microscope Acoustic microscope

1975-06-18

1977-06-14

Queisser, Richard C.

Measuring and testing

Liquid analysis or analysis of the suspension of solids in a...

Content or effect of a constituent of a liquid mixture

73 677, G01N 2904

Patent

active

040289338

ABSTRACT:
A scanning acoustic microscope wherein a high frequency acoustic plane wave is focused by an acoustic lens to scan an object at the focal plane and is then recollimated by a second acoustic lens, detected with a piezoelectric detector, and the detected acoustic signal applied to an oscilloscope to provide a visual display.

REFERENCES:
patent: 2525873 (1950-10-01), De Lano, Jr.
patent: 2848890 (1958-08-01), Sheldon
patent: 2912853 (1959-11-01), Hanysz
patent: 3024644 (1962-03-01), Fry et al.
patent: 3239801 (1966-03-01), McGaughey
patent: 3687219 (1972-08-01), Langlois
patent: 3699805 (1972-10-01), Bayre
patent: 3756071 (1973-09-01), Dory
patent: 3774717 (1973-11-01), Chodorow

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