Now showing items 1-2 of 2
Use of a conical axicon as a surface acoustic wave focusing device
Ultrasonic axicons generate waves which focus on a line. They are used in various imaging applications as hulk wave focusing devices with a very long depth of focus. A new type of conical axicon is introduced. It consists ...
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 ...