Now showing items 1-2 of 2
Penetration depth of the scanning acoustic microscope
A definition for the penetration depth of the scanning reflection acoustic microscope is given. With this definition it is possible to calculate the penetration depth of a given lens geometry for a given material. The ...
Focusing surface waves using an axicon
(A I P Publishing, 1985-12)
Axicons are generators of waves which focus on a line. They are used in various imaging and nondestructive testing applications as bulk wave focusing devices with a very long depth of focus. In this letter, a new type of ...