An Improved Ultrasonic Focused Transducer.
Abstract
An improved ultrasonic focused transducer having a lens with an aspherical focusing surface which surface shape is a function of the acoustic velocities in an acoustic couplant and in a solid being inspected, of the incident angle of the ultrasonic wave, and of the geometry of the solid being inspected. (Author)
Document Details
- Document Type
- Technical Report
- Publication Date
- Mar 07, 1977
- Accession Number
- ADD003794
Entities
People
- Robert A. Day
Organizations
- United States Department of the Navy