Figure 3.
(a) Experimental concept and (b) setup of the macro-lens-supported light-emitting diode (LED)-ultrasound transducer.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.